27798165

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19927}}^1$

素因数の和:19969

約数の個数: 24

約数和(自身を含む): 49740288

約数和(自身を除く): 21942123

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 19927, 59781, 99635, 179343, 298905, 617737, 896715, 1853211, 3088685, 5559633, 9266055, 27798165]

約数ペア:

[(1, 27798165), (3, 9266055), (5, 5559633), (9, 3088685), (15, 1853211), (31, 896715), (45, 617737), (93, 298905), (155, 179343), (279, 99635), (465, 59781), (1395, 19927)]