227137456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2238

約数の個数: 80

約数和(自身を含む): 549312064

約数和(自身を除く): 322174608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 73, 91, 104, 112, 146, 182, 208, 292, 364, 511, 584, 728, 949, 1022, 1168, 1456, 1898, 2044, 2137, 3796, 4088, 4274, 6643, 7592, 8176, 8548, 13286, 14959, 15184, 17096, 26572, 27781, 29918, 34192, 53144, 55562, 59836, 106288, 111124, 119672, 156001, 194467, 222248, 239344, 312002, 388934, 444496, 624004, 777868, 1092007, 1248008, 1555736, 2028013, 2184014, 2496016, 3111472, 4056026, 4368028, 8112052, 8736056, 14196091, 16224104, 17472112, 28392182, 32448208, 56784364, 113568728, 227137456]

約数ペア:

[(1, 227137456), (2, 113568728), (4, 56784364), (7, 32448208), (8, 28392182), (13, 17472112), (14, 16224104), (16, 14196091), (26, 8736056), (28, 8112052), (52, 4368028), (56, 4056026), (73, 3111472), (91, 2496016), (104, 2184014), (112, 2028013), (146, 1555736), (182, 1248008), (208, 1092007), (292, 777868), (364, 624004), (511, 444496), (584, 388934), (728, 312002), (949, 239344), (1022, 222248), (1168, 194467), (1456, 156001), (1898, 119672), (2044, 111124), (2137, 106288), (3796, 59836), (4088, 55562), (4274, 53144), (6643, 34192), (7592, 29918), (8176, 27781), (8548, 26572), (13286, 17096), (14959, 15184)]