3398500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{971}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 8491392

約数和(自身を除く): 5092892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 971, 1750, 1942, 3500, 3884, 4855, 6797, 9710, 13594, 19420, 24275, 27188, 33985, 48550, 67970, 97100, 121375, 135940, 169925, 242750, 339850, 485500, 679700, 849625, 1699250, 3398500]

約数ペア:

[(1, 3398500), (2, 1699250), (4, 849625), (5, 679700), (7, 485500), (10, 339850), (14, 242750), (20, 169925), (25, 135940), (28, 121375), (35, 97100), (50, 67970), (70, 48550), (100, 33985), (125, 27188), (140, 24275), (175, 19420), (250, 13594), (350, 9710), (500, 6797), (700, 4855), (875, 3884), (971, 3500), (1750, 1942)]