138889297131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{87481}}^1\times {\mathrm{40709}}^1$

素因数の和:128206

約数の個数: 16

約数和(自身を含む): 199437964320

約数和(自身を除く): 60548667189

約数列:

[1, 3, 13, 39, 40709, 87481, 122127, 262443, 529217, 1137253, 1587651, 3411759, 3561264029, 10683792087, 46296432377, 138889297131]

約数ペア:

[(1, 138889297131), (3, 46296432377), (13, 10683792087), (39, 3561264029), (40709, 3411759), (87481, 1587651), (122127, 1137253), (262443, 529217)]