1561095

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 2738736

約数和(自身を除く): 1177641

約数列:

[1, 3, 5, 9, 15, 45, 113, 307, 339, 565, 921, 1017, 1535, 1695, 2763, 4605, 5085, 13815, 34691, 104073, 173455, 312219, 520365, 1561095]

約数ペア:

[(1, 1561095), (3, 520365), (5, 312219), (9, 173455), (15, 104073), (45, 34691), (113, 13815), (307, 5085), (339, 4605), (565, 2763), (921, 1695), (1017, 1535)]