161052190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1238863}}^1$

素因数の和:1238883

約数の個数: 16

約数和(自身を含む): 312193728

約数和(自身を除く): 151141538

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1238863, 2477726, 6194315, 12388630, 16105219, 32210438, 80526095, 161052190]

約数ペア:

[(1, 161052190), (2, 80526095), (5, 32210438), (10, 16105219), (13, 12388630), (26, 6194315), (65, 2477726), (130, 1238863)]