219612985

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{1439}}^1$

素因数の和:1808

約数の個数: 16

約数和(自身を含む): 266872320

約数和(自身を除く): 47259335

約数列:

[1, 5, 131, 233, 655, 1165, 1439, 7195, 30523, 152615, 188509, 335287, 942545, 1676435, 43922597, 219612985]

約数ペア:

[(1, 219612985), (5, 43922597), (131, 1676435), (233, 942545), (655, 335287), (1165, 188509), (1439, 152615), (7195, 30523)]