47721897

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1031}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 71373120

約数和(自身を除く): 23651223

約数列:

[1, 3, 9, 37, 111, 139, 333, 417, 1031, 1251, 3093, 5143, 9279, 15429, 38147, 46287, 114441, 143309, 343323, 429927, 1289781, 5302433, 15907299, 47721897]

約数ペア:

[(1, 47721897), (3, 15907299), (9, 5302433), (37, 1289781), (111, 429927), (139, 343323), (333, 143309), (417, 114441), (1031, 46287), (1251, 38147), (3093, 15429), (5143, 9279)]