67493909

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{997}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 81436800

約数和(自身を除く): 13942891

約数列:

[1, 7, 19, 133, 509, 997, 3563, 6979, 9671, 18943, 67697, 132601, 507473, 3552311, 9641987, 67493909]

約数ペア:

[(1, 67493909), (7, 9641987), (19, 3552311), (133, 507473), (509, 132601), (997, 67697), (3563, 18943), (6979, 9671)]