47957715

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1123}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 90828192

約数和(自身を除く): 42870477

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 73, 117, 195, 219, 365, 585, 657, 949, 1095, 1123, 2847, 3285, 3369, 4745, 5615, 8541, 10107, 14235, 14599, 16845, 42705, 43797, 50535, 72995, 81979, 131391, 218985, 245937, 409895, 656955, 737811, 1065727, 1229685, 3197181, 3689055, 5328635, 9591543, 15985905, 47957715]

約数ペア:

[(1, 47957715), (3, 15985905), (5, 9591543), (9, 5328635), (13, 3689055), (15, 3197181), (39, 1229685), (45, 1065727), (65, 737811), (73, 656955), (117, 409895), (195, 245937), (219, 218985), (365, 131391), (585, 81979), (657, 72995), (949, 50535), (1095, 43797), (1123, 42705), (2847, 16845), (3285, 14599), (3369, 14235), (4745, 10107), (5615, 8541)]