331488899

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{20333}}^1$

素因数の和:20494

約数の個数: 16

約数和(自身を含む): 404077248

約数和(自身を除く): 72588349

約数列:

[1, 7, 17, 119, 137, 959, 2329, 16303, 20333, 142331, 345661, 2419627, 2785621, 19499347, 47355557, 331488899]

約数ペア:

[(1, 331488899), (7, 47355557), (17, 19499347), (119, 2785621), (137, 2419627), (959, 345661), (2329, 142331), (16303, 20333)]