253676514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:524

約数の個数: 128

約数和(自身を含む): 664957440

約数和(自身を除く): 411280926

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 37, 39, 42, 58, 74, 78, 87, 91, 111, 174, 182, 203, 222, 259, 273, 377, 406, 433, 481, 518, 546, 609, 754, 777, 866, 962, 1073, 1131, 1218, 1299, 1443, 1554, 2146, 2262, 2598, 2639, 2886, 3031, 3219, 3367, 5278, 5629, 6062, 6438, 6734, 7511, 7917, 9093, 10101, 11258, 12557, 13949, 15022, 15834, 16021, 16887, 18186, 20202, 22533, 25114, 27898, 32042, 33774, 37671, 39403, 41847, 45066, 48063, 75342, 78806, 83694, 87899, 96126, 97643, 112147, 118209, 163241, 175798, 195286, 208273, 224294, 236418, 263697, 292929, 326482, 336441, 416546, 464609, 489723, 527394, 585858, 624819, 672882, 929218, 979446, 1142687, 1249638, 1393827, 1457911, 2285374, 2787654, 2915822, 3252263, 3428061, 4373733, 6039917, 6504526, 6856122, 8747466, 9756789, 12079834, 18119751, 19513578, 36239502, 42279419, 84558838, 126838257, 253676514]

約数ペア:

[(1, 253676514), (2, 126838257), (3, 84558838), (6, 42279419), (7, 36239502), (13, 19513578), (14, 18119751), (21, 12079834), (26, 9756789), (29, 8747466), (37, 6856122), (39, 6504526), (42, 6039917), (58, 4373733), (74, 3428061), (78, 3252263), (87, 2915822), (91, 2787654), (111, 2285374), (174, 1457911), (182, 1393827), (203, 1249638), (222, 1142687), (259, 979446), (273, 929218), (377, 672882), (406, 624819), (433, 585858), (481, 527394), (518, 489723), (546, 464609), (609, 416546), (754, 336441), (777, 326482), (866, 292929), (962, 263697), (1073, 236418), (1131, 224294), (1218, 208273), (1299, 195286), (1443, 175798), (1554, 163241), (2146, 118209), (2262, 112147), (2598, 97643), (2639, 96126), (2886, 87899), (3031, 83694), (3219, 78806), (3367, 75342), (5278, 48063), (5629, 45066), (6062, 41847), (6438, 39403), (6734, 37671), (7511, 33774), (7917, 32042), (9093, 27898), (10101, 25114), (11258, 22533), (12557, 20202), (13949, 18186), (15022, 16887), (15834, 16021)]