202123155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 355435776

約数和(自身を除く): 153312621

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 169, 195, 213, 355, 507, 845, 923, 1065, 1123, 2535, 2769, 3369, 4615, 5615, 11999, 13845, 14599, 16845, 35997, 43797, 59995, 72995, 79733, 179985, 189787, 218985, 239199, 398665, 569361, 948935, 1036529, 1195995, 2846805, 3109587, 5182645, 13474877, 15547935, 40424631, 67374385, 202123155]

約数ペア:

[(1, 202123155), (3, 67374385), (5, 40424631), (13, 15547935), (15, 13474877), (39, 5182645), (65, 3109587), (71, 2846805), (169, 1195995), (195, 1036529), (213, 948935), (355, 569361), (507, 398665), (845, 239199), (923, 218985), (1065, 189787), (1123, 179985), (2535, 79733), (2769, 72995), (3369, 59995), (4615, 43797), (5615, 35997), (11999, 16845), (13845, 14599)]