23840215

素因数分解:

$5^1\times 7^3\times {\mathrm{13901}}^1$

素因数の和:13927

約数の個数: 16

約数和(自身を含む): 33364800

約数和(自身を除く): 9524585

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 13901, 69505, 97307, 486535, 681149, 3405745, 4768043, 23840215]

約数ペア:

[(1, 23840215), (5, 4768043), (7, 3405745), (35, 681149), (49, 486535), (245, 97307), (343, 69505), (1715, 13901)]