7680195

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1657}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 13449696

約数和(自身を除く): 5769501

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 1657, 4635, 4971, 8285, 14913, 24855, 74565, 170671, 512013, 853355, 1536039, 2560065, 7680195]

約数ペア:

[(1, 7680195), (3, 2560065), (5, 1536039), (9, 853355), (15, 512013), (45, 170671), (103, 74565), (309, 24855), (515, 14913), (927, 8285), (1545, 4971), (1657, 4635)]