1255446738

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{491}}^1$

素因数の和:749

約数の個数: 144

約数和(自身を含む): 3429893376

約数和(自身を除く): 2174446638

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 223, 234, 273, 294, 441, 446, 491, 546, 637, 669, 819, 882, 982, 1274, 1338, 1473, 1561, 1638, 1911, 2007, 2899, 2946, 3122, 3437, 3822, 4014, 4419, 4683, 5733, 5798, 6383, 6874, 8697, 8838, 9366, 10311, 10927, 11466, 12766, 14049, 17394, 19149, 20293, 20622, 21854, 24059, 26091, 28098, 30933, 32781, 38298, 40586, 44681, 48118, 52182, 57447, 60879, 61866, 65562, 72177, 89362, 98343, 109493, 114894, 121758, 134043, 142051, 144354, 182637, 196686, 216531, 218986, 268086, 284102, 312767, 328479, 365274, 402129, 426153, 433062, 625534, 656958, 766451, 804258, 852306, 938301, 985437, 1278459, 1423409, 1532902, 1876602, 1970874, 2299353, 2556918, 2814903, 2846818, 4270227, 4598706, 5365157, 5629806, 6898059, 8540454, 9963863, 10730314, 12810681, 13796118, 16095471, 19927726, 25621362, 29891589, 32190942, 48286413, 59783178, 69747041, 89674767, 96572826, 139494082, 179349534, 209241123, 418482246, 627723369, 1255446738]

約数ペア:

[(1, 1255446738), (2, 627723369), (3, 418482246), (6, 209241123), (7, 179349534), (9, 139494082), (13, 96572826), (14, 89674767), (18, 69747041), (21, 59783178), (26, 48286413), (39, 32190942), (42, 29891589), (49, 25621362), (63, 19927726), (78, 16095471), (91, 13796118), (98, 12810681), (117, 10730314), (126, 9963863), (147, 8540454), (182, 6898059), (223, 5629806), (234, 5365157), (273, 4598706), (294, 4270227), (441, 2846818), (446, 2814903), (491, 2556918), (546, 2299353), (637, 1970874), (669, 1876602), (819, 1532902), (882, 1423409), (982, 1278459), (1274, 985437), (1338, 938301), (1473, 852306), (1561, 804258), (1638, 766451), (1911, 656958), (2007, 625534), (2899, 433062), (2946, 426153), (3122, 402129), (3437, 365274), (3822, 328479), (4014, 312767), (4419, 284102), (4683, 268086), (5733, 218986), (5798, 216531), (6383, 196686), (6874, 182637), (8697, 144354), (8838, 142051), (9366, 134043), (10311, 121758), (10927, 114894), (11466, 109493), (12766, 98343), (14049, 89362), (17394, 72177), (19149, 65562), (20293, 61866), (20622, 60879), (21854, 57447), (24059, 52182), (26091, 48118), (28098, 44681), (30933, 40586), (32781, 38298)]