72402225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{137909}}^1$

素因数の和:137929

約数の個数: 24

約数和(自身を含む): 136806720

約数和(自身を除く): 64404495

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 137909, 413727, 689545, 965363, 2068635, 2896089, 3447725, 4826815, 10343175, 14480445, 24134075, 72402225]

約数ペア:

[(1, 72402225), (3, 24134075), (5, 14480445), (7, 10343175), (15, 4826815), (21, 3447725), (25, 2896089), (35, 2068635), (75, 965363), (105, 689545), (175, 413727), (525, 137909)]