154845

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:82

約数の個数: 32

約数和(自身を含む): 291840

約数和(自身を除く): 136995

約数列:

[1, 3, 5, 9, 15, 27, 31, 37, 45, 93, 111, 135, 155, 185, 279, 333, 465, 555, 837, 999, 1147, 1395, 1665, 3441, 4185, 4995, 5735, 10323, 17205, 30969, 51615, 154845]

約数ペア:

[(1, 154845), (3, 51615), (5, 30969), (9, 17205), (15, 10323), (27, 5735), (31, 4995), (37, 4185), (45, 3441), (93, 1665), (111, 1395), (135, 1147), (155, 999), (185, 837), (279, 555), (333, 465)]