72217264

素因数分解:

$2^4\times 7^1\times {\mathrm{644797}}^1$

素因数の和:644812

約数の個数: 20

約数和(自身を含む): 159909904

約数和(自身を除く): 87692640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 644797, 1289594, 2579188, 4513579, 5158376, 9027158, 10316752, 18054316, 36108632, 72217264]

約数ペア:

[(1, 72217264), (2, 36108632), (4, 18054316), (7, 10316752), (8, 9027158), (14, 5158376), (16, 4513579), (28, 2579188), (56, 1289594), (112, 644797)]