51615519

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 77137920

約数和(自身を除く): 25522401

約数列:

[1, 3, 17, 23, 51, 69, 79, 237, 391, 557, 1173, 1343, 1671, 1817, 4029, 5451, 9469, 12811, 28407, 30889, 38433, 44003, 92667, 132009, 217787, 653361, 748051, 1012069, 2244153, 3036207, 17205173, 51615519]

約数ペア:

[(1, 51615519), (3, 17205173), (17, 3036207), (23, 2244153), (51, 1012069), (69, 748051), (79, 653361), (237, 217787), (391, 132009), (557, 92667), (1173, 44003), (1343, 38433), (1671, 30889), (1817, 28407), (4029, 12811), (5451, 9469)]