67874989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2383}}^1$

素因数の和:2716

約数の個数: 16

約数和(自身を含む): 83840512

約数和(自身を除く): 15965523

約数列:

[1, 7, 13, 91, 313, 2191, 2383, 4069, 16681, 28483, 30979, 216853, 745879, 5221153, 9696427, 67874989]

約数ペア:

[(1, 67874989), (7, 9696427), (13, 5221153), (91, 745879), (313, 216853), (2191, 30979), (2383, 28483), (4069, 16681)]