161219427

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{65777}}^1$

素因数の和:65842

約数の個数: 16

約数和(自身を含む): 231538560

約数和(自身を除く): 70319133

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 65777, 197331, 1249763, 2828411, 3749289, 8485233, 53739809, 161219427]

約数ペア:

[(1, 161219427), (3, 53739809), (19, 8485233), (43, 3749289), (57, 2828411), (129, 1249763), (817, 197331), (2451, 65777)]