31380717

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8581}}^1$

素因数の和:8660

約数の個数: 16

約数和(自身を含む): 44489088

約数和(自身を除く): 13108371

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 8581, 25743, 197363, 454793, 592089, 1364379, 10460239, 31380717]

約数ペア:

[(1, 31380717), (3, 10460239), (23, 1364379), (53, 592089), (69, 454793), (159, 197363), (1219, 25743), (3657, 8581)]