25236666

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 71705088

約数和(自身を除く): 46468422

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 49, 62, 63, 71, 78, 91, 93, 98, 117, 126, 142, 147, 182, 186, 213, 217, 234, 273, 279, 294, 403, 426, 434, 441, 497, 546, 558, 637, 639, 651, 806, 819, 882, 923, 994, 1209, 1274, 1278, 1302, 1491, 1519, 1638, 1846, 1911, 1953, 2201, 2418, 2769, 2821, 2982, 3038, 3479, 3627, 3822, 3906, 4402, 4473, 4557, 5538, 5642, 5733, 6461, 6603, 6958, 7254, 8307, 8463, 8946, 9114, 10437, 11466, 12922, 13206, 13671, 15407, 16614, 16926, 19383, 19747, 19809, 20874, 25389, 27342, 28613, 30814, 31311, 38766, 39494, 39618, 45227, 46221, 50778, 57226, 58149, 59241, 62622, 85839, 90454, 92442, 107849, 116298, 118482, 135681, 138663, 171678, 177723, 200291, 215698, 257517, 271362, 277326, 323547, 355446, 400582, 407043, 515034, 600873, 647094, 814086, 970641, 1201746, 1402037, 1802619, 1941282, 2804074, 3605238, 4206111, 8412222, 12618333, 25236666]

約数ペア:

[(1, 25236666), (2, 12618333), (3, 8412222), (6, 4206111), (7, 3605238), (9, 2804074), (13, 1941282), (14, 1802619), (18, 1402037), (21, 1201746), (26, 970641), (31, 814086), (39, 647094), (42, 600873), (49, 515034), (62, 407043), (63, 400582), (71, 355446), (78, 323547), (91, 277326), (93, 271362), (98, 257517), (117, 215698), (126, 200291), (142, 177723), (147, 171678), (182, 138663), (186, 135681), (213, 118482), (217, 116298), (234, 107849), (273, 92442), (279, 90454), (294, 85839), (403, 62622), (426, 59241), (434, 58149), (441, 57226), (497, 50778), (546, 46221), (558, 45227), (637, 39618), (639, 39494), (651, 38766), (806, 31311), (819, 30814), (882, 28613), (923, 27342), (994, 25389), (1209, 20874), (1274, 19809), (1278, 19747), (1302, 19383), (1491, 16926), (1519, 16614), (1638, 15407), (1846, 13671), (1911, 13206), (1953, 12922), (2201, 11466), (2418, 10437), (2769, 9114), (2821, 8946), (2982, 8463), (3038, 8307), (3479, 7254), (3627, 6958), (3822, 6603), (3906, 6461), (4402, 5733), (4473, 5642), (4557, 5538)]