27888965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3797}}^1$

素因数の和:3928

約数の個数: 16

約数和(自身を含む): 36369648

約数和(自身を除く): 8480683

約数列:

[1, 5, 13, 65, 113, 565, 1469, 3797, 7345, 18985, 49361, 246805, 429061, 2145305, 5577793, 27888965]

約数ペア:

[(1, 27888965), (5, 5577793), (13, 2145305), (65, 429061), (113, 246805), (565, 49361), (1469, 18985), (3797, 7345)]