13428415

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2683}}^1$

素因数の和:2719

約数の個数: 32

約数和(自身を含む): 21643776

約数和(自身を除く): 8215361

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 2683, 5005, 13415, 18781, 29513, 34879, 93905, 147565, 174395, 206591, 244153, 383669, 1032955, 1220765, 1918345, 2685683, 13428415]

約数ペア:

[(1, 13428415), (5, 2685683), (7, 1918345), (11, 1220765), (13, 1032955), (35, 383669), (55, 244153), (65, 206591), (77, 174395), (91, 147565), (143, 93905), (385, 34879), (455, 29513), (715, 18781), (1001, 13415), (2683, 5005)]