200961999

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17431}}^1$

素因数の和:17508

約数の個数: 32

約数和(自身を含む): 345850880

約数和(自身を除く): 144888881

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 11529, 17431, 52293, 122017, 156879, 366051, 470637, 1063291, 1098153, 3189873, 3294459, 7443037, 9569619, 22329111, 28708857, 66987333, 200961999]

約数ペア:

[(1, 200961999), (3, 66987333), (7, 28708857), (9, 22329111), (21, 9569619), (27, 7443037), (61, 3294459), (63, 3189873), (183, 1098153), (189, 1063291), (427, 470637), (549, 366051), (1281, 156879), (1647, 122017), (3843, 52293), (11529, 17431)]