31247325

素因数分解:

$3^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1229}}^1$

素因数の和:1358

約数の個数: 36

約数和(自身を含む): 56508660

約数和(自身を除く): 25261335

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 225, 339, 565, 1017, 1229, 1695, 2825, 3687, 5085, 6145, 8475, 11061, 18435, 25425, 30725, 55305, 92175, 138877, 276525, 416631, 694385, 1249893, 2083155, 3471925, 6249465, 10415775, 31247325]

約数ペア:

[(1, 31247325), (3, 10415775), (5, 6249465), (9, 3471925), (15, 2083155), (25, 1249893), (45, 694385), (75, 416631), (113, 276525), (225, 138877), (339, 92175), (565, 55305), (1017, 30725), (1229, 25425), (1695, 18435), (2825, 11061), (3687, 8475), (5085, 6145)]