253258889261

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1\times {\mathrm{673}}^1\times {\mathrm{1889}}^1$

素因数の和:2909

約数の個数: 32

約数和(自身を含む): 293497344000

約数和(自身を除く): 40238454739

約数列:

[1, 7, 149, 191, 673, 1043, 1337, 1889, 4711, 13223, 28459, 100277, 128543, 199213, 281461, 360799, 701939, 899801, 1271297, 1970227, 2525593, 8899079, 19152907, 53759051, 134070349, 189423253, 242817727, 376313357, 1325962771, 1699724089, 36179841323, 253258889261]

約数ペア:

[(1, 253258889261), (7, 36179841323), (149, 1699724089), (191, 1325962771), (673, 376313357), (1043, 242817727), (1337, 189423253), (1889, 134070349), (4711, 53759051), (13223, 19152907), (28459, 8899079), (100277, 2525593), (128543, 1970227), (199213, 1271297), (281461, 899801), (360799, 701939)]