80936751

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1861}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 131084800

約数和(自身を除く): 50148049

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 1861, 2071, 2289, 5583, 6213, 13027, 14497, 35359, 39081, 43491, 106077, 202849, 247513, 608547, 742539, 1419943, 3854131, 4259829, 11562393, 26978917, 80936751]

約数ペア:

[(1, 80936751), (3, 26978917), (7, 11562393), (19, 4259829), (21, 3854131), (57, 1419943), (109, 742539), (133, 608547), (327, 247513), (399, 202849), (763, 106077), (1861, 43491), (2071, 39081), (2289, 35359), (5583, 14497), (6213, 13027)]