669561642

素因数分解:

$2^1\times 3^2\times {\mathrm{3499}}^1\times {\mathrm{10631}}^1$

素因数の和:14138

約数の個数: 24

約数和(自身を含む): 1451268000

約数和(自身を除く): 781706358

約数列:

[1, 2, 3, 6, 9, 18, 3499, 6998, 10497, 10631, 20994, 21262, 31491, 31893, 62982, 63786, 95679, 191358, 37197869, 74395738, 111593607, 223187214, 334780821, 669561642]

約数ペア:

[(1, 669561642), (2, 334780821), (3, 223187214), (6, 111593607), (9, 74395738), (18, 37197869), (3499, 191358), (6998, 95679), (10497, 63786), (10631, 62982), (20994, 31893), (21262, 31491)]