31627830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81097}}^1$

素因数の和:81120

約数の個数: 32

約数和(自身を含む): 81746784

約数和(自身を除く): 50118954

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 81097, 162194, 243291, 405485, 486582, 810970, 1054261, 1216455, 2108522, 2432910, 3162783, 5271305, 6325566, 10542610, 15813915, 31627830]

約数ペア:

[(1, 31627830), (2, 15813915), (3, 10542610), (5, 6325566), (6, 5271305), (10, 3162783), (13, 2432910), (15, 2108522), (26, 1216455), (30, 1054261), (39, 810970), (65, 486582), (78, 405485), (130, 243291), (195, 162194), (390, 81097)]