28698712

素因数分解:

$2^3\times 7^2\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 63099000

約数和(自身を除く): 34400288

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 179, 196, 358, 392, 409, 716, 818, 1253, 1432, 1636, 2506, 2863, 3272, 5012, 5726, 8771, 10024, 11452, 17542, 20041, 22904, 35084, 40082, 70168, 73211, 80164, 146422, 160328, 292844, 512477, 585688, 1024954, 2049908, 3587339, 4099816, 7174678, 14349356, 28698712]

約数ペア:

[(1, 28698712), (2, 14349356), (4, 7174678), (7, 4099816), (8, 3587339), (14, 2049908), (28, 1024954), (49, 585688), (56, 512477), (98, 292844), (179, 160328), (196, 146422), (358, 80164), (392, 73211), (409, 70168), (716, 40082), (818, 35084), (1253, 22904), (1432, 20041), (1636, 17542), (2506, 11452), (2863, 10024), (3272, 8771), (5012, 5726)]