1515234721

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{571}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 2061963904

約数和(自身を除く): 546729183

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 241, 571, 847, 1001, 1573, 1687, 2651, 3133, 3997, 6281, 7423, 11011, 18557, 21931, 29161, 34463, 43967, 51961, 69091, 81653, 137611, 204127, 241241, 379093, 483637, 571571, 898183, 963277, 1513721, 1788943, 2653651, 6287281, 10596047, 12522601, 16650931, 19678373, 116556517, 137748611, 216462103, 1515234721]

約数ペア:

[(1, 1515234721), (7, 216462103), (11, 137748611), (13, 116556517), (77, 19678373), (91, 16650931), (121, 12522601), (143, 10596047), (241, 6287281), (571, 2653651), (847, 1788943), (1001, 1513721), (1573, 963277), (1687, 898183), (2651, 571571), (3133, 483637), (3997, 379093), (6281, 241241), (7423, 204127), (11011, 137611), (18557, 81653), (21931, 69091), (29161, 51961), (34463, 43967)]