128203404

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4639}}^1$

素因数の和:4707

約数の個数: 72

約数和(自身を含む): 355461120

約数和(自身を除く): 227257716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 49, 84, 94, 98, 141, 147, 188, 196, 282, 294, 329, 564, 588, 658, 987, 1316, 1974, 2303, 3948, 4606, 4639, 6909, 9212, 9278, 13818, 13917, 18556, 27636, 27834, 32473, 55668, 64946, 97419, 129892, 194838, 218033, 227311, 389676, 436066, 454622, 654099, 681933, 872132, 909244, 1308198, 1363866, 1526231, 2616396, 2727732, 3052462, 4578693, 6104924, 9157386, 10683617, 18314772, 21367234, 32050851, 42734468, 64101702, 128203404]

約数ペア:

[(1, 128203404), (2, 64101702), (3, 42734468), (4, 32050851), (6, 21367234), (7, 18314772), (12, 10683617), (14, 9157386), (21, 6104924), (28, 4578693), (42, 3052462), (47, 2727732), (49, 2616396), (84, 1526231), (94, 1363866), (98, 1308198), (141, 909244), (147, 872132), (188, 681933), (196, 654099), (282, 454622), (294, 436066), (329, 389676), (564, 227311), (588, 218033), (658, 194838), (987, 129892), (1316, 97419), (1974, 64946), (2303, 55668), (3948, 32473), (4606, 27834), (4639, 27636), (6909, 18556), (9212, 13917), (9278, 13818)]