81988669

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1303}}^1$

素因数の和:1500

約数の個数: 16

約数和(自身を含む): 95765760

約数和(自身を除く): 13777091

約数列:

[1, 7, 89, 101, 623, 707, 1303, 8989, 9121, 62923, 115967, 131603, 811769, 921221, 11712667, 81988669]

約数ペア:

[(1, 81988669), (7, 11712667), (89, 921221), (101, 811769), (623, 131603), (707, 115967), (1303, 62923), (8989, 9121)]