13872551

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2689}}^1$

素因数の和:2774

約数の個数: 16

約数和(自身を含む): 17560320

約数和(自身を除く): 3687769

約数列:

[1, 7, 11, 67, 77, 469, 737, 2689, 5159, 18823, 29579, 180163, 207053, 1261141, 1981793, 13872551]

約数ペア:

[(1, 13872551), (7, 1981793), (11, 1261141), (67, 207053), (77, 180163), (469, 29579), (737, 18823), (2689, 5159)]