31353287

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 40896000

約数和(自身を除く): 9542713

約数列:

[1, 7, 17, 19, 49, 119, 133, 283, 323, 343, 833, 931, 1981, 2261, 4811, 5377, 5831, 6517, 13867, 15827, 33677, 37639, 91409, 97069, 110789, 235739, 263473, 639863, 1650173, 1844311, 4479041, 31353287]

約数ペア:

[(1, 31353287), (7, 4479041), (17, 1844311), (19, 1650173), (49, 639863), (119, 263473), (133, 235739), (283, 110789), (323, 97069), (343, 91409), (833, 37639), (931, 33677), (1981, 15827), (2261, 13867), (4811, 6517), (5377, 5831)]