13831671

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4091}}^1$

素因数の和:4131

約数の個数: 24

約数和(自身を含む): 22391424

約数和(自身を除く): 8559753

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 4091, 12273, 28637, 85911, 94093, 200459, 282279, 601377, 658651, 1975953, 4610557, 13831671]

約数ペア:

[(1, 13831671), (3, 4610557), (7, 1975953), (21, 658651), (23, 601377), (49, 282279), (69, 200459), (147, 94093), (161, 85911), (483, 28637), (1127, 12273), (3381, 4091)]