217202523

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137383}}^1$

素因数の和:137434

約数の個数: 16

約数和(自身を含む): 316532736

約数和(自身を除く): 99330213

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 137383, 412149, 2335511, 4258873, 7006533, 12776619, 72400841, 217202523]

約数ペア:

[(1, 217202523), (3, 72400841), (17, 12776619), (31, 7006533), (51, 4258873), (93, 2335511), (527, 412149), (1581, 137383)]