4012335

素因数分解:

$3^4\times 5^1\times {\mathrm{9907}}^1$

素因数の和:9924

約数の個数: 20

約数和(自身を含む): 7193208

約数和(自身を除く): 3180873

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 9907, 29721, 49535, 89163, 148605, 267489, 445815, 802467, 1337445, 4012335]

約数ペア:

[(1, 4012335), (3, 1337445), (5, 802467), (9, 445815), (15, 267489), (27, 148605), (45, 89163), (81, 49535), (135, 29721), (405, 9907)]