155961778

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{102203}}^1$

素因数の和:102321

約数の個数: 16

約数和(自身を含む): 269818560

約数和(自身を除く): 113856782

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 102203, 204406, 715421, 1430842, 11140127, 22280254, 77980889, 155961778]

約数ペア:

[(1, 155961778), (2, 77980889), (7, 22280254), (14, 11140127), (109, 1430842), (218, 715421), (763, 204406), (1526, 102203)]