22282225

素因数分解:

$5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 31817408

約数和(自身を除く): 9535183

約数列:

[1, 5, 7, 25, 35, 157, 175, 785, 811, 1099, 3925, 4055, 5495, 5677, 20275, 27475, 28385, 127327, 141925, 636635, 891289, 3183175, 4456445, 22282225]

約数ペア:

[(1, 22282225), (5, 4456445), (7, 3183175), (25, 891289), (35, 636635), (157, 141925), (175, 127327), (785, 28385), (811, 27475), (1099, 20275), (3925, 5677), (4055, 5495)]