2806265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 4333824

約数和(自身を除く): 1527559

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 197, 259, 385, 407, 985, 1295, 1379, 2035, 2167, 2849, 6895, 7289, 10835, 14245, 15169, 36445, 51023, 75845, 80179, 255115, 400895, 561253, 2806265]

約数ペア:

[(1, 2806265), (5, 561253), (7, 400895), (11, 255115), (35, 80179), (37, 75845), (55, 51023), (77, 36445), (185, 15169), (197, 14245), (259, 10835), (385, 7289), (407, 6895), (985, 2849), (1295, 2167), (1379, 2035)]