1561511931

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{150827}}^1$

素因数の和:150883

約数の個数: 32

約数和(自身を含む): 2606307840

約数和(自身を除く): 1044795909

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 3451, 10353, 150827, 452481, 1055789, 2564059, 3167367, 4373983, 7692177, 13121949, 17948413, 30617881, 53845239, 74357711, 91853643, 223073133, 520503977, 1561511931]

約数ペア:

[(1, 1561511931), (3, 520503977), (7, 223073133), (17, 91853643), (21, 74357711), (29, 53845239), (51, 30617881), (87, 17948413), (119, 13121949), (203, 7692177), (357, 4373983), (493, 3167367), (609, 2564059), (1479, 1055789), (3451, 452481), (10353, 150827)]