391036225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{3931}}^1$

素因数の和:4137

約数の個数: 24

約数和(自身を含む): 509020992

約数和(自身を除く): 117984767

約数列:

[1, 5, 23, 25, 115, 173, 575, 865, 3931, 3979, 4325, 19655, 19895, 90413, 98275, 99475, 452065, 680063, 2260325, 3400315, 15641449, 17001575, 78207245, 391036225]

約数ペア:

[(1, 391036225), (5, 78207245), (23, 17001575), (25, 15641449), (115, 3400315), (173, 2260325), (575, 680063), (865, 452065), (3931, 99475), (3979, 98275), (4325, 90413), (19655, 19895)]