395655351

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{207041}}^1$

素因数の和:207071

約数の個数: 24

約数和(自身を含む): 660878064

約数和(自身を除く): 265222713

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 207041, 621123, 1449287, 2691533, 4347861, 8074599, 10145009, 18840731, 30435027, 56522193, 131885117, 395655351]

約数ペア:

[(1, 395655351), (3, 131885117), (7, 56522193), (13, 30435027), (21, 18840731), (39, 10145009), (49, 8074599), (91, 4347861), (147, 2691533), (273, 1449287), (637, 621123), (1911, 207041)]