28989478

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15569}}^1$

素因数の和:15604

約数の個数: 24

約数和(自身を含む): 53249400

約数和(自身を除く): 24259922

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 15569, 31138, 108983, 217966, 295811, 591622, 762881, 1525762, 2070677, 4141354, 14494739, 28989478]

約数ペア:

[(1, 28989478), (2, 14494739), (7, 4141354), (14, 2070677), (19, 1525762), (38, 762881), (49, 591622), (98, 295811), (133, 217966), (266, 108983), (931, 31138), (1862, 15569)]