7893669915

素因数分解:

$3^4\times 5^1\times {\mathrm{19490543}}^1$

素因数の和:19490560

約数の個数: 20

約数和(自身を含む): 14150134944

約数和(自身を除く): 6256465029

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 19490543, 58471629, 97452715, 175414887, 292358145, 526244661, 877074435, 1578733983, 2631223305, 7893669915]

約数ペア:

[(1, 7893669915), (3, 2631223305), (5, 1578733983), (9, 877074435), (15, 526244661), (27, 292358145), (45, 175414887), (81, 97452715), (135, 58471629), (405, 19490543)]