71384156

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{61751}}^1$

素因数の和:61789

約数の個数: 18

約数和(自身を含む): 132705048

約数和(自身を除く): 61320892

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 61751, 123502, 247004, 1049767, 2099534, 4199068, 17846039, 35692078, 71384156]

約数ペア:

[(1, 71384156), (2, 35692078), (4, 17846039), (17, 4199068), (34, 2099534), (68, 1049767), (289, 247004), (578, 123502), (1156, 61751)]