290917874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{751}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 482098176

約数和(自身を除く): 191180302

約数列:

[1, 2, 13, 26, 47, 94, 317, 611, 634, 751, 1222, 1502, 4121, 8242, 9763, 14899, 19526, 29798, 35297, 70594, 193687, 238067, 387374, 458861, 476134, 917722, 3094871, 6189742, 11189149, 22378298, 145458937, 290917874]

約数ペア:

[(1, 290917874), (2, 145458937), (13, 22378298), (26, 11189149), (47, 6189742), (94, 3094871), (317, 917722), (611, 476134), (634, 458861), (751, 387374), (1222, 238067), (1502, 193687), (4121, 70594), (8242, 35297), (9763, 29798), (14899, 19526)]