12400425

素因数分解:

$3^3\times 5^2\times {\mathrm{18371}}^1$

素因数の和:18390

約数の個数: 24

約数和(自身を含む): 22781280

約数和(自身を除く): 10380855

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 18371, 55113, 91855, 165339, 275565, 459275, 496017, 826695, 1377825, 2480085, 4133475, 12400425]

約数ペア:

[(1, 12400425), (3, 4133475), (5, 2480085), (9, 1377825), (15, 826695), (25, 496017), (27, 459275), (45, 275565), (75, 165339), (135, 91855), (225, 55113), (675, 18371)]