1257237891

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2233

約数の個数: 96

約数和(自身を含む): 2408620032

約数和(自身を除く): 1151382141

約数列:

[1, 3, 7, 9, 13, 21, 23, 31, 39, 63, 69, 91, 93, 117, 161, 207, 217, 273, 279, 299, 403, 483, 651, 713, 819, 897, 1209, 1449, 1953, 2093, 2139, 2153, 2691, 2821, 3627, 4991, 6279, 6417, 6459, 8463, 9269, 14973, 15071, 18837, 19377, 25389, 27807, 27989, 44919, 45213, 49519, 64883, 66743, 83421, 83967, 135639, 148557, 194649, 195923, 200229, 251901, 346633, 445671, 467201, 583947, 587769, 600687, 643747, 867659, 1039899, 1401603, 1535089, 1763307, 1931241, 2602977, 3119697, 4204809, 4506229, 4605267, 5793723, 6073613, 7808931, 10745623, 13518687, 13815801, 18220839, 19956157, 32236869, 40556061, 54662517, 59868471, 96710607, 139693099, 179605413, 419079297, 1257237891]

約数ペア:

[(1, 1257237891), (3, 419079297), (7, 179605413), (9, 139693099), (13, 96710607), (21, 59868471), (23, 54662517), (31, 40556061), (39, 32236869), (63, 19956157), (69, 18220839), (91, 13815801), (93, 13518687), (117, 10745623), (161, 7808931), (207, 6073613), (217, 5793723), (273, 4605267), (279, 4506229), (299, 4204809), (403, 3119697), (483, 2602977), (651, 1931241), (713, 1763307), (819, 1535089), (897, 1401603), (1209, 1039899), (1449, 867659), (1953, 643747), (2093, 600687), (2139, 587769), (2153, 583947), (2691, 467201), (2821, 445671), (3627, 346633), (4991, 251901), (6279, 200229), (6417, 195923), (6459, 194649), (8463, 148557), (9269, 135639), (14973, 83967), (15071, 83421), (18837, 66743), (19377, 64883), (25389, 49519), (27807, 45213), (27989, 44919)]