28080815

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{34883}}^1$

素因数の和:34918

約数の個数: 16

約数和(自身を含む): 40186368

約数和(自身を除く): 12105553

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 34883, 174415, 244181, 802309, 1220905, 4011545, 5616163, 28080815]

約数ペア:

[(1, 28080815), (5, 5616163), (7, 4011545), (23, 1220905), (35, 802309), (115, 244181), (161, 174415), (805, 34883)]