82781538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{11393}}^1$

素因数の和:11578

約数の個数: 32

約数和(自身を含む): 190325376

約数和(自身を除く): 107543838

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 173, 346, 519, 1038, 1211, 2422, 3633, 7266, 11393, 22786, 34179, 68358, 79751, 159502, 239253, 478506, 1970989, 3941978, 5912967, 11825934, 13796923, 27593846, 41390769, 82781538]

約数ペア:

[(1, 82781538), (2, 41390769), (3, 27593846), (6, 13796923), (7, 11825934), (14, 5912967), (21, 3941978), (42, 1970989), (173, 478506), (346, 239253), (519, 159502), (1038, 79751), (1211, 68358), (2422, 34179), (3633, 22786), (7266, 11393)]