248797467

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5209}}^1$

素因数の和:5308

約数の個数: 32

約数和(自身を含む): 387624000

約数和(自身を除く): 138826533

約数列:

[1, 3, 9, 27, 29, 61, 87, 183, 261, 549, 783, 1647, 1769, 5209, 5307, 15627, 15921, 46881, 47763, 140643, 151061, 317749, 453183, 953247, 1359549, 2859741, 4078647, 8579223, 9214721, 27644163, 82932489, 248797467]

約数ペア:

[(1, 248797467), (3, 82932489), (9, 27644163), (27, 9214721), (29, 8579223), (61, 4078647), (87, 2859741), (183, 1359549), (261, 953247), (549, 453183), (783, 317749), (1647, 151061), (1769, 140643), (5209, 47763), (5307, 46881), (15627, 15921)]