181216438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1\times {\mathrm{8171}}^1$

素因数の和:9039

約数の個数: 16

約数和(自身を含む): 293113296

約数和(自身を除く): 111896858

約数列:

[1, 2, 13, 26, 853, 1706, 8171, 11089, 16342, 22178, 106223, 212446, 6969863, 13939726, 90608219, 181216438]

約数ペア:

[(1, 181216438), (2, 90608219), (13, 13939726), (26, 6969863), (853, 212446), (1706, 106223), (8171, 22178), (11089, 16342)]