31999955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^2$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 42714672

約数和(自身を除く): 10714717

約数列:

[1, 5, 13, 43, 65, 107, 215, 535, 559, 1391, 2795, 4601, 6955, 11449, 23005, 57245, 59813, 148837, 299065, 492307, 744185, 2461535, 6399991, 31999955]

約数ペア:

[(1, 31999955), (5, 6399991), (13, 2461535), (43, 744185), (65, 492307), (107, 299065), (215, 148837), (535, 59813), (559, 57245), (1391, 23005), (2795, 11449), (4601, 6955)]