81338413

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{641}}^1$

素因数の和:924

約数の個数: 16

約数和(自身を含む): 90167616

約数和(自身を除く): 8829203

約数列:

[1, 13, 43, 227, 559, 641, 2951, 8333, 9761, 27563, 126893, 145507, 358319, 1891591, 6256801, 81338413]

約数ペア:

[(1, 81338413), (13, 6256801), (43, 1891591), (227, 358319), (559, 145507), (641, 126893), (2951, 27563), (8333, 9761)]