215256779759

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{601}}^1\times {\mathrm{4243}}^1$

素因数の和:5271

約数の個数: 32

約数和(自身を含む): 255080017920

約数和(自身を除く): 39823238161

約数列:

[1, 7, 31, 217, 389, 601, 2723, 4207, 4243, 12059, 18631, 29701, 84413, 130417, 131533, 233789, 920731, 1636523, 1650527, 2550043, 7247459, 11553689, 17850301, 50732213, 51166337, 79051333, 358164359, 553359331, 991966727, 6943767089, 30750968537, 215256779759]

約数ペア:

[(1, 215256779759), (7, 30750968537), (31, 6943767089), (217, 991966727), (389, 553359331), (601, 358164359), (2723, 79051333), (4207, 51166337), (4243, 50732213), (12059, 17850301), (18631, 11553689), (29701, 7247459), (84413, 2550043), (130417, 1650527), (131533, 1636523), (233789, 920731)]