426715961

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 539320320

約数和(自身を除く): 112604359

約数列:

[1, 7, 31, 43, 47, 49, 139, 217, 301, 329, 973, 1333, 1457, 1519, 2021, 2107, 2303, 4309, 5977, 6533, 6811, 9331, 10199, 14147, 30163, 41839, 45731, 62651, 65317, 71393, 99029, 185287, 202523, 211141, 280919, 292873, 320117, 438557, 1297009, 1417661, 1966433, 3069899, 8708489, 9079063, 9923627, 13765031, 60959423, 426715961]

約数ペア:

[(1, 426715961), (7, 60959423), (31, 13765031), (43, 9923627), (47, 9079063), (49, 8708489), (139, 3069899), (217, 1966433), (301, 1417661), (329, 1297009), (973, 438557), (1333, 320117), (1457, 292873), (1519, 280919), (2021, 211141), (2107, 202523), (2303, 185287), (4309, 99029), (5977, 71393), (6533, 65317), (6811, 62651), (9331, 45731), (10199, 41839), (14147, 30163)]