81479618

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127711}}^1$

素因数の和:127753

約数の個数: 16

約数和(自身を含む): 137928960

約数和(自身を除く): 56449342

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 127711, 255422, 1404821, 2809642, 3703619, 7407238, 40739809, 81479618]

約数ペア:

[(1, 81479618), (2, 40739809), (11, 7407238), (22, 3703619), (29, 2809642), (58, 1404821), (319, 255422), (638, 127711)]