221274927

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{1637}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 334230624

約数和(自身を除く): 112955697

約数列:

[1, 3, 9, 23, 69, 207, 653, 1637, 1959, 4911, 5877, 14733, 15019, 37651, 45057, 112953, 135171, 338859, 1068961, 3206883, 9620649, 24586103, 73758309, 221274927]

約数ペア:

[(1, 221274927), (3, 73758309), (9, 24586103), (23, 9620649), (69, 3206883), (207, 1068961), (653, 338859), (1637, 135171), (1959, 112953), (4911, 45057), (5877, 37651), (14733, 15019)]