212142078

素因数分解:

$2^1\times 3^4\times {\mathrm{139}}^1\times {\mathrm{9421}}^1$

素因数の和:9574

約数の個数: 40

約数和(自身を含む): 478826040

約数和(自身を除く): 266683962

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 139, 162, 278, 417, 834, 1251, 2502, 3753, 7506, 9421, 11259, 18842, 22518, 28263, 56526, 84789, 169578, 254367, 508734, 763101, 1309519, 1526202, 2619038, 3928557, 7857114, 11785671, 23571342, 35357013, 70714026, 106071039, 212142078]

約数ペア:

[(1, 212142078), (2, 106071039), (3, 70714026), (6, 35357013), (9, 23571342), (18, 11785671), (27, 7857114), (54, 3928557), (81, 2619038), (139, 1526202), (162, 1309519), (278, 763101), (417, 508734), (834, 254367), (1251, 169578), (2502, 84789), (3753, 56526), (7506, 28263), (9421, 22518), (11259, 18842)]