221222019

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{3229}}^1$

素因数の和:3830

約数の個数: 16

約数和(自身を含む): 302793120

約数和(自身を除く): 81571101

約数列:

[1, 3, 41, 123, 557, 1671, 3229, 9687, 22837, 68511, 132389, 397167, 1798553, 5395659, 73740673, 221222019]

約数ペア:

[(1, 221222019), (3, 73740673), (41, 5395659), (123, 1798553), (557, 397167), (1671, 132389), (3229, 68511), (9687, 22837)]