28914717

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 14268003

約数列:

[1, 3, 13, 39, 41, 107, 123, 169, 321, 507, 533, 1391, 1599, 2197, 4173, 4387, 6591, 6929, 13161, 18083, 20787, 54249, 57031, 90077, 171093, 235079, 270231, 705237, 741403, 2224209, 9638239, 28914717]

約数ペア:

[(1, 28914717), (3, 9638239), (13, 2224209), (39, 741403), (41, 705237), (107, 270231), (123, 235079), (169, 171093), (321, 90077), (507, 57031), (533, 54249), (1391, 20787), (1599, 18083), (2197, 13161), (4173, 6929), (4387, 6591)]