257862408

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{129449}}^1$

素因数の和:129541

約数の個数: 32

約数和(自身を含む): 652428000

約数和(自身を除く): 394565592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 129449, 258898, 388347, 517796, 776694, 1035592, 1553388, 3106776, 10744267, 21488534, 32232801, 42977068, 64465602, 85954136, 128931204, 257862408]

約数ペア:

[(1, 257862408), (2, 128931204), (3, 85954136), (4, 64465602), (6, 42977068), (8, 32232801), (12, 21488534), (24, 10744267), (83, 3106776), (166, 1553388), (249, 1035592), (332, 776694), (498, 517796), (664, 388347), (996, 258898), (1992, 129449)]