1388402625

素因数分解:

$3^1\times 5^3\times {\mathrm{1667}}^1\times {\mathrm{2221}}^1$

素因数の和:3906

約数の個数: 32

約数和(自身を含む): 2312728704

約数和(自身を除く): 924326079

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 1667, 2221, 5001, 6663, 8335, 11105, 25005, 33315, 41675, 55525, 125025, 166575, 208375, 277625, 625125, 832875, 3702407, 11107221, 18512035, 55536105, 92560175, 277680525, 462800875, 1388402625]

約数ペア:

[(1, 1388402625), (3, 462800875), (5, 277680525), (15, 92560175), (25, 55536105), (75, 18512035), (125, 11107221), (375, 3702407), (1667, 832875), (2221, 625125), (5001, 277625), (6663, 208375), (8335, 166575), (11105, 125025), (25005, 55525), (33315, 41675)]