27686763

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:308

約数の個数: 36

約数和(自身を含む): 43963920

約数和(自身を除く): 16277157

約数列:

[1, 3, 9, 13, 39, 109, 117, 167, 169, 327, 501, 507, 981, 1417, 1503, 1521, 2171, 4251, 6513, 12753, 18203, 18421, 19539, 28223, 54609, 55263, 84669, 163827, 165789, 236639, 254007, 709917, 2129751, 3076307, 9228921, 27686763]

約数ペア:

[(1, 27686763), (3, 9228921), (9, 3076307), (13, 2129751), (39, 709917), (109, 254007), (117, 236639), (167, 165789), (169, 163827), (327, 84669), (501, 55263), (507, 54609), (981, 28223), (1417, 19539), (1503, 18421), (1521, 18203), (2171, 12753), (4251, 6513)]