13491919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1663}}^1$

素因数の和:1750

約数の個数: 16

約数和(自身を含む): 16506880

約数和(自身を除く): 3014961

約数列:

[1, 7, 19, 61, 133, 427, 1159, 1663, 8113, 11641, 31597, 101443, 221179, 710101, 1927417, 13491919]

約数ペア:

[(1, 13491919), (7, 1927417), (19, 710101), (61, 221179), (133, 101443), (427, 31597), (1159, 11641), (1663, 8113)]