157966133

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 186278400

約数和(自身を除く): 28312267

約数列:

[1, 13, 19, 43, 107, 139, 247, 559, 817, 1391, 1807, 2033, 2641, 4601, 5977, 10621, 14873, 26429, 34333, 59813, 77701, 87419, 113563, 193349, 282587, 639539, 1136447, 1476319, 3673631, 8314007, 12151241, 157966133]

約数ペア:

[(1, 157966133), (13, 12151241), (19, 8314007), (43, 3673631), (107, 1476319), (139, 1136447), (247, 639539), (559, 282587), (817, 193349), (1391, 113563), (1807, 87419), (2033, 77701), (2641, 59813), (4601, 34333), (5977, 26429), (10621, 14873)]