28907691

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{383}}^1$

素因数の和:706

約数の個数: 16

約数和(自身を含む): 39137280

約数和(自身を除く): 10229589

約数列:

[1, 3, 139, 181, 383, 417, 543, 1149, 25159, 53237, 69323, 75477, 159711, 207969, 9635897, 28907691]

約数ペア:

[(1, 28907691), (3, 9635897), (139, 207969), (181, 159711), (383, 75477), (417, 69323), (543, 53237), (1149, 25159)]