15883380721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{17231}}^1$

素因数の和:17401

約数の個数: 32

約数和(自身を含む): 18724704768

約数和(自身を除く): 2841324047

約数列:

[1, 13, 17, 43, 97, 221, 559, 731, 1261, 1649, 4171, 9503, 17231, 21437, 54223, 70907, 224003, 292927, 740933, 921791, 1671407, 3808051, 9632129, 12595861, 21728291, 28413919, 71870501, 163746193, 369380947, 934316513, 1221798517, 15883380721]

約数ペア:

[(1, 15883380721), (13, 1221798517), (17, 934316513), (43, 369380947), (97, 163746193), (221, 71870501), (559, 28413919), (731, 21728291), (1261, 12595861), (1649, 9632129), (4171, 3808051), (9503, 1671407), (17231, 921791), (21437, 740933), (54223, 292927), (70907, 224003)]