13141947

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^2$

素因数の和:89

約数の個数: 54

約数和(自身を含む): 23073372

約数和(自身を除く): 9931425

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 147, 161, 169, 273, 299, 483, 507, 529, 637, 897, 1127, 1183, 1587, 1911, 2093, 3381, 3549, 3703, 3887, 6279, 6877, 8281, 11109, 11661, 14651, 20631, 24843, 25921, 27209, 43953, 48139, 77763, 81627, 89401, 144417, 190463, 268203, 336973, 571389, 625807, 1010919, 1877421, 4380649, 13141947]

約数ペア:

[(1, 13141947), (3, 4380649), (7, 1877421), (13, 1010919), (21, 625807), (23, 571389), (39, 336973), (49, 268203), (69, 190463), (91, 144417), (147, 89401), (161, 81627), (169, 77763), (273, 48139), (299, 43953), (483, 27209), (507, 25921), (529, 24843), (637, 20631), (897, 14651), (1127, 11661), (1183, 11109), (1587, 8281), (1911, 6877), (2093, 6279), (3381, 3887), (3549, 3703)]