81377778

素因数分解:

$2^1\times 3^1\times {\mathrm{571}}^1\times {\mathrm{23753}}^1$

素因数の和:24329

約数の個数: 16

約数和(自身を含む): 163047456

約数和(自身を除く): 81669678

約数列:

[1, 2, 3, 6, 571, 1142, 1713, 3426, 23753, 47506, 71259, 142518, 13562963, 27125926, 40688889, 81377778]

約数ペア:

[(1, 81377778), (2, 40688889), (3, 27125926), (6, 13562963), (571, 142518), (1142, 71259), (1713, 47506), (3426, 23753)]