257554332

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{5351}}^1$

素因数の和:5559

約数の個数: 72

約数和(自身を含む): 748081152

約数和(自身を除く): 490526820

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 191, 252, 382, 573, 764, 1146, 1337, 1719, 2292, 2674, 3438, 4011, 5348, 5351, 6876, 8022, 10702, 12033, 16044, 16053, 21404, 24066, 32106, 37457, 48132, 48159, 64212, 74914, 96318, 112371, 149828, 192636, 224742, 337113, 449484, 674226, 1022041, 1348452, 2044082, 3066123, 4088164, 6132246, 7154287, 9198369, 12264492, 14308574, 18396738, 21462861, 28617148, 36793476, 42925722, 64388583, 85851444, 128777166, 257554332]

約数ペア:

[(1, 257554332), (2, 128777166), (3, 85851444), (4, 64388583), (6, 42925722), (7, 36793476), (9, 28617148), (12, 21462861), (14, 18396738), (18, 14308574), (21, 12264492), (28, 9198369), (36, 7154287), (42, 6132246), (63, 4088164), (84, 3066123), (126, 2044082), (191, 1348452), (252, 1022041), (382, 674226), (573, 449484), (764, 337113), (1146, 224742), (1337, 192636), (1719, 149828), (2292, 112371), (2674, 96318), (3438, 74914), (4011, 64212), (5348, 48159), (5351, 48132), (6876, 37457), (8022, 32106), (10702, 24066), (12033, 21404), (16044, 16053)]