479907681

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{1213}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 736558080

約数和(自身を除く): 256650399

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 631, 1213, 1893, 3639, 6941, 11989, 13343, 20823, 23047, 35967, 40029, 69141, 131879, 253517, 395637, 760551, 765403, 2296209, 8419433, 14542657, 25258299, 43627971, 159969227, 479907681]

約数ペア:

[(1, 479907681), (3, 159969227), (11, 43627971), (19, 25258299), (33, 14542657), (57, 8419433), (209, 2296209), (627, 765403), (631, 760551), (1213, 395637), (1893, 253517), (3639, 131879), (6941, 69141), (11989, 40029), (13343, 35967), (20823, 23047)]