201299721

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{577}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 316281600

約数和(自身を除く): 114981879

約数列:

[1, 3, 7, 21, 37, 111, 259, 449, 577, 777, 1347, 1731, 3143, 4039, 9429, 12117, 16613, 21349, 49839, 64047, 116291, 149443, 259073, 348873, 448329, 777219, 1813511, 5440533, 9585701, 28757103, 67099907, 201299721]

約数ペア:

[(1, 201299721), (3, 67099907), (7, 28757103), (21, 9585701), (37, 5440533), (111, 1813511), (259, 777219), (449, 448329), (577, 348873), (777, 259073), (1347, 149443), (1731, 116291), (3143, 64047), (4039, 49839), (9429, 21349), (12117, 16613)]