155212421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{28909}}^1$

素因数の和:28988

約数の個数: 16

約数和(自身を含む): 194275200

約数和(自身を除く): 39062779

約数列:

[1, 7, 13, 59, 91, 413, 767, 5369, 28909, 202363, 375817, 1705631, 2630719, 11939417, 22173203, 155212421]

約数ペア:

[(1, 155212421), (7, 22173203), (13, 11939417), (59, 2630719), (91, 1705631), (413, 375817), (767, 202363), (5369, 28909)]