399848065

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{43391}}^1$

素因数の和:43512

約数の個数: 16

約数和(自身を含む): 510289920

約数和(自身を除く): 110441855

約数列:

[1, 5, 19, 95, 97, 485, 1843, 9215, 43391, 216955, 824429, 4122145, 4208927, 21044635, 79969613, 399848065]

約数ペア:

[(1, 399848065), (5, 79969613), (19, 21044635), (95, 4208927), (97, 4122145), (485, 824429), (1843, 216955), (9215, 43391)]