72538401

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{13381}}^1$

素因数の和:13536

約数の個数: 16

約数和(自身を含む): 104914880

約数和(自身を除く): 32376479

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5421, 13381, 40143, 173953, 521859, 1859959, 5579877, 24179467, 72538401]

約数ペア:

[(1, 72538401), (3, 24179467), (13, 5579877), (39, 1859959), (139, 521859), (417, 173953), (1807, 40143), (5421, 13381)]