2008787501

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{2551}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 2465599488

約数和(自身を除く): 456811987

約数列:

[1, 7, 23, 67, 73, 161, 469, 511, 1541, 1679, 2551, 4891, 10787, 11753, 17857, 34237, 58673, 112493, 170917, 186223, 410711, 787451, 1196419, 1303561, 3931091, 4283129, 12476941, 27517637, 29981903, 87338587, 286969643, 2008787501]

約数ペア:

[(1, 2008787501), (7, 286969643), (23, 87338587), (67, 29981903), (73, 27517637), (161, 12476941), (469, 4283129), (511, 3931091), (1541, 1303561), (1679, 1196419), (2551, 787451), (4891, 410711), (10787, 186223), (11753, 170917), (17857, 112493), (34237, 58673)]