31805631

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1901}}^1$

素因数の和:1944

約数の個数: 36

約数和(自身を含む): 54298296

約数和(自身を除く): 22492665

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 169, 429, 507, 1287, 1521, 1859, 1901, 5577, 5703, 16731, 17109, 20911, 24713, 62733, 74139, 188199, 222417, 271843, 321269, 815529, 963807, 2446587, 2891421, 3533959, 10601877, 31805631]

約数ペア:

[(1, 31805631), (3, 10601877), (9, 3533959), (11, 2891421), (13, 2446587), (33, 963807), (39, 815529), (99, 321269), (117, 271843), (143, 222417), (169, 188199), (429, 74139), (507, 62733), (1287, 24713), (1521, 20911), (1859, 17109), (1901, 16731), (5577, 5703)]