981760425

素因数分解:

$3^1\times 5^2\times {\mathrm{2377}}^1\times {\mathrm{5507}}^1$

素因数の和:7897

約数の個数: 24

約数和(自身を含む): 1624154976

約数和(自身を除く): 642394551

約数列:

[1, 3, 5, 15, 25, 75, 2377, 5507, 7131, 11885, 16521, 27535, 35655, 59425, 82605, 137675, 178275, 413025, 13090139, 39270417, 65450695, 196352085, 327253475, 981760425]

約数ペア:

[(1, 981760425), (3, 327253475), (5, 196352085), (15, 65450695), (25, 39270417), (75, 13090139), (2377, 413025), (5507, 178275), (7131, 137675), (11885, 82605), (16521, 59425), (27535, 35655)]