71139123

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{19421}}^1$

素因数の和:19475

約数の個数: 24

約数和(自身を含む): 115133616

約数和(自身を除く): 43994493

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 19421, 58263, 174789, 213631, 640893, 718577, 1922679, 2155731, 6467193, 7904347, 23713041, 71139123]

約数ペア:

[(1, 71139123), (3, 23713041), (9, 7904347), (11, 6467193), (33, 2155731), (37, 1922679), (99, 718577), (111, 640893), (333, 213631), (407, 174789), (1221, 58263), (3663, 19421)]