3974975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 5332992

約数和(自身を除く): 1358017

約数列:

[1, 5, 23, 25, 31, 115, 155, 223, 575, 713, 775, 1115, 3565, 5129, 5575, 6913, 17825, 25645, 34565, 128225, 158999, 172825, 794995, 3974975]

約数ペア:

[(1, 3974975), (5, 794995), (23, 172825), (25, 158999), (31, 128225), (115, 34565), (155, 25645), (223, 17825), (575, 6913), (713, 5575), (775, 5129), (1115, 3565)]