1904655

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 3306240

約数和(自身を除く): 1401585

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 163, 205, 285, 489, 615, 779, 815, 2337, 2445, 3097, 3895, 6683, 9291, 11685, 15485, 20049, 33415, 46455, 100245, 126977, 380931, 634885, 1904655]

約数ペア:

[(1, 1904655), (3, 634885), (5, 380931), (15, 126977), (19, 100245), (41, 46455), (57, 33415), (95, 20049), (123, 15485), (163, 11685), (205, 9291), (285, 6683), (489, 3895), (615, 3097), (779, 2445), (815, 2337)]