99874579

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{21391}}^1$

素因数の和:21450

約数の個数: 16

約数和(自身を含む): 123217920

約数和(自身を除く): 23343341

約数列:

[1, 7, 23, 29, 161, 203, 667, 4669, 21391, 149737, 491993, 620339, 3443951, 4342373, 14267797, 99874579]

約数ペア:

[(1, 99874579), (7, 14267797), (23, 4342373), (29, 3443951), (161, 620339), (203, 491993), (667, 149737), (4669, 21391)]