28021401

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 41614560

約数和(自身を除く): 13593159

約数列:

[1, 3, 9, 59, 113, 177, 339, 467, 531, 1017, 1401, 4203, 6667, 20001, 27553, 52771, 60003, 82659, 158313, 247977, 474939, 3113489, 9340467, 28021401]

約数ペア:

[(1, 28021401), (3, 9340467), (9, 3113489), (59, 474939), (113, 247977), (177, 158313), (339, 82659), (467, 60003), (531, 52771), (1017, 27553), (1401, 20001), (4203, 6667)]