31909416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:615

約数の個数: 128

約数和(自身を含む): 102850560

約数和(自身を除く): 70941144

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 31, 33, 42, 44, 56, 62, 66, 77, 84, 88, 93, 124, 132, 154, 168, 186, 217, 231, 248, 264, 308, 341, 372, 434, 462, 557, 616, 651, 682, 744, 868, 924, 1023, 1114, 1302, 1364, 1671, 1736, 1848, 2046, 2228, 2387, 2604, 2728, 3342, 3899, 4092, 4456, 4774, 5208, 6127, 6684, 7161, 7798, 8184, 9548, 11697, 12254, 13368, 14322, 15596, 17267, 18381, 19096, 23394, 24508, 28644, 31192, 34534, 36762, 42889, 46788, 49016, 51801, 57288, 69068, 73524, 85778, 93576, 103602, 120869, 128667, 138136, 147048, 171556, 189937, 207204, 241738, 257334, 343112, 362607, 379874, 414408, 483476, 514668, 569811, 725214, 759748, 966952, 1029336, 1139622, 1329559, 1450428, 1519496, 2279244, 2659118, 2900856, 3988677, 4558488, 5318236, 7977354, 10636472, 15954708, 31909416]

約数ペア:

[(1, 31909416), (2, 15954708), (3, 10636472), (4, 7977354), (6, 5318236), (7, 4558488), (8, 3988677), (11, 2900856), (12, 2659118), (14, 2279244), (21, 1519496), (22, 1450428), (24, 1329559), (28, 1139622), (31, 1029336), (33, 966952), (42, 759748), (44, 725214), (56, 569811), (62, 514668), (66, 483476), (77, 414408), (84, 379874), (88, 362607), (93, 343112), (124, 257334), (132, 241738), (154, 207204), (168, 189937), (186, 171556), (217, 147048), (231, 138136), (248, 128667), (264, 120869), (308, 103602), (341, 93576), (372, 85778), (434, 73524), (462, 69068), (557, 57288), (616, 51801), (651, 49016), (682, 46788), (744, 42889), (868, 36762), (924, 34534), (1023, 31192), (1114, 28644), (1302, 24508), (1364, 23394), (1671, 19096), (1736, 18381), (1848, 17267), (2046, 15596), (2228, 14322), (2387, 13368), (2604, 12254), (2728, 11697), (3342, 9548), (3899, 8184), (4092, 7798), (4456, 7161), (4774, 6684), (5208, 6127)]