981024265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{247421}}^1$

素因数の和:247500

約数の個数: 16

約数和(自身を含む): 1288573776

約数和(自身を除く): 307549511

約数列:

[1, 5, 13, 61, 65, 305, 793, 3965, 247421, 1237105, 3216473, 15092681, 16082365, 75463405, 196204853, 981024265]

約数ペア:

[(1, 981024265), (5, 196204853), (13, 75463405), (61, 16082365), (65, 15092681), (305, 3216473), (793, 1237105), (3965, 247421)]