13965215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 18903024

約数和(自身を除く): 4937809

約数列:

[1, 5, 11, 41, 55, 121, 205, 451, 563, 605, 2255, 2815, 4961, 6193, 23083, 24805, 30965, 68123, 115415, 253913, 340615, 1269565, 2793043, 13965215]

約数ペア:

[(1, 13965215), (5, 2793043), (11, 1269565), (41, 340615), (55, 253913), (121, 115415), (205, 68123), (451, 30965), (563, 24805), (605, 23083), (2255, 6193), (2815, 4961)]