215097615

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101701}}^1$

素因数の和:101759

約数の個数: 24

約数和(自身を含む): 380772288

約数和(自身を除く): 165674673

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 101701, 305103, 508505, 915309, 1525515, 4576545, 4779947, 14339841, 23899735, 43019523, 71699205, 215097615]

約数ペア:

[(1, 215097615), (3, 71699205), (5, 43019523), (9, 23899735), (15, 14339841), (45, 4779947), (47, 4576545), (141, 1525515), (235, 915309), (423, 508505), (705, 305103), (2115, 101701)]