39664185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 72887040

約数和(自身を除く): 33222855

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 73, 89, 111, 165, 185, 219, 267, 365, 407, 445, 555, 803, 979, 1095, 1221, 1335, 2035, 2409, 2701, 2937, 3293, 4015, 4895, 6105, 6497, 8103, 9879, 12045, 13505, 14685, 16465, 19491, 29711, 32485, 36223, 40515, 49395, 71467, 89133, 97455, 108669, 148555, 181115, 214401, 240389, 357335, 445665, 543345, 721167, 1072005, 1201945, 2644279, 3605835, 7932837, 13221395, 39664185]

約数ペア:

[(1, 39664185), (3, 13221395), (5, 7932837), (11, 3605835), (15, 2644279), (33, 1201945), (37, 1072005), (55, 721167), (73, 543345), (89, 445665), (111, 357335), (165, 240389), (185, 214401), (219, 181115), (267, 148555), (365, 108669), (407, 97455), (445, 89133), (555, 71467), (803, 49395), (979, 40515), (1095, 36223), (1221, 32485), (1335, 29711), (2035, 19491), (2409, 16465), (2701, 14685), (2937, 13505), (3293, 12045), (4015, 9879), (4895, 8103), (6105, 6497)]