257712704

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{41513}}^1$

素因数の和:41622

約数の個数: 28

約数和(自身を含む): 516683244

約数和(自身を除く): 258970540

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 388, 776, 1552, 3104, 6208, 41513, 83026, 166052, 332104, 664208, 1328416, 2656832, 4026761, 8053522, 16107044, 32214088, 64428176, 128856352, 257712704]

約数ペア:

[(1, 257712704), (2, 128856352), (4, 64428176), (8, 32214088), (16, 16107044), (32, 8053522), (64, 4026761), (97, 2656832), (194, 1328416), (388, 664208), (776, 332104), (1552, 166052), (3104, 83026), (6208, 41513)]