200901009

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 287280000

約数和(自身を除く): 86378991

約数列:

[1, 3, 29, 37, 87, 111, 139, 417, 449, 1073, 1347, 3219, 4031, 5143, 12093, 13021, 15429, 16613, 39063, 49839, 62411, 149147, 187233, 447441, 481777, 1445331, 1809919, 2309207, 5429757, 6927621, 66967003, 200901009]

約数ペア:

[(1, 200901009), (3, 66967003), (29, 6927621), (37, 5429757), (87, 2309207), (111, 1809919), (139, 1445331), (417, 481777), (449, 447441), (1073, 187233), (1347, 149147), (3219, 62411), (4031, 49839), (5143, 39063), (12093, 16613), (13021, 15429)]