4221295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1$

素因数の和:762

約数の個数: 16

約数和(自身を含む): 5517792

約数和(自身を除く): 1296497

約数列:

[1, 5, 13, 65, 101, 505, 643, 1313, 3215, 6565, 8359, 41795, 64943, 324715, 844259, 4221295]

約数ペア:

[(1, 4221295), (5, 844259), (13, 324715), (65, 64943), (101, 41795), (505, 8359), (643, 6565), (1313, 3215)]