78877005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2357}}^1$

素因数の和:2485

約数の個数: 32

約数和(自身を含む): 133104384

約数和(自身を除く): 54227379

約数列:

[1, 3, 5, 15, 23, 69, 97, 115, 291, 345, 485, 1455, 2231, 2357, 6693, 7071, 11155, 11785, 33465, 35355, 54211, 162633, 228629, 271055, 685887, 813165, 1143145, 3429435, 5258467, 15775401, 26292335, 78877005]

約数ペア:

[(1, 78877005), (3, 26292335), (5, 15775401), (15, 5258467), (23, 3429435), (69, 1143145), (97, 813165), (115, 685887), (291, 271055), (345, 228629), (485, 162633), (1455, 54211), (2231, 35355), (2357, 33465), (6693, 11785), (7071, 11155)]