920168319

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{13723}}^1$

素因数の和:13867

約数の個数: 32

約数和(自身を含む): 1461551104

約数和(自身を除く): 541382785

約数列:

[1, 3, 7, 21, 31, 93, 103, 217, 309, 651, 721, 2163, 3193, 9579, 13723, 22351, 41169, 67053, 96061, 288183, 425413, 1276239, 1413469, 2977891, 4240407, 8933673, 9894283, 29682849, 43817539, 131452617, 306722773, 920168319]

約数ペア:

[(1, 920168319), (3, 306722773), (7, 131452617), (21, 43817539), (31, 29682849), (93, 9894283), (103, 8933673), (217, 4240407), (309, 2977891), (651, 1413469), (721, 1276239), (2163, 425413), (3193, 288183), (9579, 96061), (13723, 67053), (22351, 41169)]