17420175

素因数分解:

$3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:712

約数の個数: 36

約数和(自身を含む): 31482360

約数和(自身を除く): 14062185

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 139, 225, 417, 557, 695, 1251, 1671, 2085, 2785, 3475, 5013, 6255, 8355, 10425, 13925, 25065, 31275, 41775, 77423, 125325, 232269, 387115, 696807, 1161345, 1935575, 3484035, 5806725, 17420175]

約数ペア:

[(1, 17420175), (3, 5806725), (5, 3484035), (9, 1935575), (15, 1161345), (25, 696807), (45, 387115), (75, 232269), (139, 125325), (225, 77423), (417, 41775), (557, 31275), (695, 25065), (1251, 13925), (1671, 10425), (2085, 8355), (2785, 6255), (3475, 5013)]