87647103

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{13697}}^1$

素因数の和:13788

約数の個数: 20

約数和(自身を含む): 132596640

約数和(自身を除く): 44949537

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 13697, 41091, 123273, 369819, 1082063, 1109457, 3246189, 9738567, 29215701, 87647103]

約数ペア:

[(1, 87647103), (3, 29215701), (9, 9738567), (27, 3246189), (79, 1109457), (81, 1082063), (237, 369819), (711, 123273), (2133, 41091), (6399, 13697)]