28761236

素因数分解:

$2^2\times 7^3\times {\mathrm{20963}}^1$

素因数の和:20988

約数の個数: 24

約数和(自身を含む): 58699200

約数和(自身を除く): 29937964

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 20963, 41926, 83852, 146741, 293482, 586964, 1027187, 2054374, 4108748, 7190309, 14380618, 28761236]

約数ペア:

[(1, 28761236), (2, 14380618), (4, 7190309), (7, 4108748), (14, 2054374), (28, 1027187), (49, 586964), (98, 293482), (196, 146741), (343, 83852), (686, 41926), (1372, 20963)]