81345754

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{1049}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 145152000

約数和(自身を除く): 63806246

約数列:

[1, 2, 7, 14, 29, 58, 191, 203, 382, 406, 1049, 1337, 2098, 2674, 5539, 7343, 11078, 14686, 30421, 38773, 60842, 77546, 200359, 212947, 400718, 425894, 1402513, 2805026, 5810411, 11620822, 40672877, 81345754]

約数ペア:

[(1, 81345754), (2, 40672877), (7, 11620822), (14, 5810411), (29, 2805026), (58, 1402513), (191, 425894), (203, 400718), (382, 212947), (406, 200359), (1049, 77546), (1337, 60842), (2098, 38773), (2674, 30421), (5539, 14686), (7343, 11078)]