164436870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421633}}^1$

素因数の和:421656

約数の個数: 32

約数和(自身を含む): 425007072

約数和(自身を除く): 260570202

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 421633, 843266, 1264899, 2108165, 2529798, 4216330, 5481229, 6324495, 10962458, 12648990, 16443687, 27406145, 32887374, 54812290, 82218435, 164436870]

約数ペア:

[(1, 164436870), (2, 82218435), (3, 54812290), (5, 32887374), (6, 27406145), (10, 16443687), (13, 12648990), (15, 10962458), (26, 6324495), (30, 5481229), (39, 4216330), (65, 2529798), (78, 2108165), (130, 1264899), (195, 843266), (390, 421633)]