69040321

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{1213}}^1$

素因数の和:1440

約数の個数: 16

約数和(自身を含む): 81114624

約数和(自身を除く): 12074303

約数列:

[1, 7, 47, 173, 329, 1211, 1213, 8131, 8491, 56917, 57011, 209849, 399077, 1468943, 9862903, 69040321]

約数ペア:

[(1, 69040321), (7, 9862903), (47, 1468943), (173, 399077), (329, 209849), (1211, 57011), (1213, 56917), (8131, 8491)]