31992831

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2819}}^1$

素因数の和:2935

約数の個数: 24

約数和(自身を含む): 50297520

約数和(自身を除く): 18304689

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 873, 1261, 2819, 3783, 8457, 11349, 25371, 36647, 109941, 273443, 329823, 820329, 2460987, 3554759, 10664277, 31992831]

約数ペア:

[(1, 31992831), (3, 10664277), (9, 3554759), (13, 2460987), (39, 820329), (97, 329823), (117, 273443), (291, 109941), (873, 36647), (1261, 25371), (2819, 11349), (3783, 8457)]