120428505

素因数分解:

$3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{5987}}^1$

素因数の和:6150

約数の個数: 32

約数和(自身を含む): 215568000

約数和(自身を除く): 95139495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149, 447, 745, 1341, 2235, 4023, 5987, 6705, 17961, 20115, 29935, 53883, 89805, 161649, 269415, 808245, 892063, 2676189, 4460315, 8028567, 13380945, 24085701, 40142835, 120428505]

約数ペア:

[(1, 120428505), (3, 40142835), (5, 24085701), (9, 13380945), (15, 8028567), (27, 4460315), (45, 2676189), (135, 892063), (149, 808245), (447, 269415), (745, 161649), (1341, 89805), (2235, 53883), (4023, 29935), (5987, 20115), (6705, 17961)]