28172175

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{2521}}^1$

素因数の和:2683

約数の個数: 24

約数和(自身を含む): 46909200

約数和(自身を除く): 18737025

約数列:

[1, 3, 5, 15, 25, 75, 149, 447, 745, 2235, 2521, 3725, 7563, 11175, 12605, 37815, 63025, 189075, 375629, 1126887, 1878145, 5634435, 9390725, 28172175]

約数ペア:

[(1, 28172175), (3, 9390725), (5, 5634435), (15, 1878145), (25, 1126887), (75, 375629), (149, 189075), (447, 63025), (745, 37815), (2235, 12605), (2521, 11175), (3725, 7563)]