257437602

素因数分解:

$2^1\times 3^6\times {\mathrm{317}}^1\times {\mathrm{557}}^1$

素因数の和:894

約数の個数: 56

約数和(自身を含む): 581838876

約数和(自身を除く): 324401274

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 317, 486, 557, 634, 729, 951, 1114, 1458, 1671, 1902, 2853, 3342, 5013, 5706, 8559, 10026, 15039, 17118, 25677, 30078, 45117, 51354, 77031, 90234, 135351, 154062, 176569, 231093, 270702, 353138, 406053, 462186, 529707, 812106, 1059414, 1589121, 3178242, 4767363, 9534726, 14302089, 28604178, 42906267, 85812534, 128718801, 257437602]

約数ペア:

[(1, 257437602), (2, 128718801), (3, 85812534), (6, 42906267), (9, 28604178), (18, 14302089), (27, 9534726), (54, 4767363), (81, 3178242), (162, 1589121), (243, 1059414), (317, 812106), (486, 529707), (557, 462186), (634, 406053), (729, 353138), (951, 270702), (1114, 231093), (1458, 176569), (1671, 154062), (1902, 135351), (2853, 90234), (3342, 77031), (5013, 51354), (5706, 45117), (8559, 30078), (10026, 25677), (15039, 17118)]