131428878

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{1093}}^1$

素因数の和:1521

約数の個数: 48

約数和(自身を含む): 306801360

約数和(自身を除く): 175372482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 409, 818, 1093, 1227, 2186, 2454, 2863, 3279, 5726, 6558, 7651, 8589, 15302, 17178, 20041, 22953, 40082, 45906, 53557, 60123, 107114, 120246, 160671, 321342, 447037, 894074, 1341111, 2682222, 3129259, 6258518, 9387777, 18775554, 21904813, 43809626, 65714439, 131428878]

約数ペア:

[(1, 131428878), (2, 65714439), (3, 43809626), (6, 21904813), (7, 18775554), (14, 9387777), (21, 6258518), (42, 3129259), (49, 2682222), (98, 1341111), (147, 894074), (294, 447037), (409, 321342), (818, 160671), (1093, 120246), (1227, 107114), (2186, 60123), (2454, 53557), (2863, 45906), (3279, 40082), (5726, 22953), (6558, 20041), (7651, 17178), (8589, 15302)]