218658370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{32203}}^1$

素因数の和:32314

約数の個数: 32

約数和(自身を含む): 454462848

約数和(自身を除く): 235804478

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 6790, 32203, 64406, 161015, 225421, 322030, 450842, 1127105, 2254210, 3123691, 6247382, 15618455, 21865837, 31236910, 43731674, 109329185, 218658370]

約数ペア:

[(1, 218658370), (2, 109329185), (5, 43731674), (7, 31236910), (10, 21865837), (14, 15618455), (35, 6247382), (70, 3123691), (97, 2254210), (194, 1127105), (485, 450842), (679, 322030), (970, 225421), (1358, 161015), (3395, 64406), (6790, 32203)]