426526457

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 516824064

約数和(自身を除く): 90297607

約数列:

[1, 7, 47, 53, 61, 329, 371, 401, 427, 2491, 2807, 2867, 3233, 17437, 18847, 20069, 21253, 22631, 24461, 131929, 148771, 151951, 171227, 998891, 1063657, 1149667, 1296433, 6992237, 8047669, 9075031, 60932351, 426526457]

約数ペア:

[(1, 426526457), (7, 60932351), (47, 9075031), (53, 8047669), (61, 6992237), (329, 1296433), (371, 1149667), (401, 1063657), (427, 998891), (2491, 171227), (2807, 151951), (2867, 148771), (3233, 131929), (17437, 24461), (18847, 22631), (20069, 21253)]