858352796

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{61681}}^1$

素因数の和:61770

約数の個数: 36

約数和(自身を含む): 1772000496

約数和(自身を除く): 913647700

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 6958, 13916, 61681, 123362, 246724, 431767, 863534, 1727068, 3022369, 4379351, 6044738, 8758702, 12089476, 17517404, 30655457, 61310914, 122621828, 214588199, 429176398, 858352796]

約数ペア:

[(1, 858352796), (2, 429176398), (4, 214588199), (7, 122621828), (14, 61310914), (28, 30655457), (49, 17517404), (71, 12089476), (98, 8758702), (142, 6044738), (196, 4379351), (284, 3022369), (497, 1727068), (994, 863534), (1988, 431767), (3479, 246724), (6958, 123362), (13916, 61681)]