23487989

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:956

約数の個数: 16

約数和(自身を含む): 27724416

約数和(自身を除く): 4236427

約数列:

[1, 7, 61, 67, 427, 469, 821, 4087, 5747, 28609, 50081, 55007, 350567, 385049, 3355427, 23487989]

約数ペア:

[(1, 23487989), (7, 3355427), (61, 385049), (67, 350567), (427, 55007), (469, 50081), (821, 28609), (4087, 5747)]