291227877

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{3413}}^1$

素因数の和:3937

約数の個数: 24

約数和(自身を含む): 443820000

約数和(自身を除く): 152592123

約数列:

[1, 3, 9, 19, 57, 171, 499, 1497, 3413, 4491, 9481, 10239, 28443, 30717, 64847, 85329, 194541, 583623, 1703087, 5109261, 15327783, 32358653, 97075959, 291227877]

約数ペア:

[(1, 291227877), (3, 97075959), (9, 32358653), (19, 15327783), (57, 5109261), (171, 1703087), (499, 583623), (1497, 194541), (3413, 85329), (4491, 64847), (9481, 30717), (10239, 28443)]