255926238

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{20981}}^1$

素因数の和:21112

約数の個数: 32

約数和(自身を含む): 543853440

約数和(自身を除く): 287927202

約数列:

[1, 2, 3, 6, 19, 38, 57, 107, 114, 214, 321, 642, 2033, 4066, 6099, 12198, 20981, 41962, 62943, 125886, 398639, 797278, 1195917, 2244967, 2391834, 4489934, 6734901, 13469802, 42654373, 85308746, 127963119, 255926238]

約数ペア:

[(1, 255926238), (2, 127963119), (3, 85308746), (6, 42654373), (19, 13469802), (38, 6734901), (57, 4489934), (107, 2391834), (114, 2244967), (214, 1195917), (321, 797278), (642, 398639), (2033, 125886), (4066, 62943), (6099, 41962), (12198, 20981)]