39854555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21143}}^1$

素因数の和:21190

約数の個数: 16

約数和(自身を含む): 53282880

約数和(自身を除く): 13428325

約数列:

[1, 5, 13, 29, 65, 145, 377, 1885, 21143, 105715, 274859, 613147, 1374295, 3065735, 7970911, 39854555]

約数ペア:

[(1, 39854555), (5, 7970911), (13, 3065735), (29, 1374295), (65, 613147), (145, 274859), (377, 105715), (1885, 21143)]