81291336

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2113}}^1$

素因数の和:2358

約数の個数: 64

約数和(自身を含む): 233385600

約数和(自身を除く): 152094264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 229, 458, 687, 916, 1374, 1603, 1832, 2113, 2748, 3206, 4226, 4809, 5496, 6339, 6412, 8452, 9618, 12678, 12824, 14791, 16904, 19236, 25356, 29582, 38472, 44373, 50712, 59164, 88746, 118328, 177492, 354984, 483877, 967754, 1451631, 1935508, 2903262, 3387139, 3871016, 5806524, 6774278, 10161417, 11613048, 13548556, 20322834, 27097112, 40645668, 81291336]

約数ペア:

[(1, 81291336), (2, 40645668), (3, 27097112), (4, 20322834), (6, 13548556), (7, 11613048), (8, 10161417), (12, 6774278), (14, 5806524), (21, 3871016), (24, 3387139), (28, 2903262), (42, 1935508), (56, 1451631), (84, 967754), (168, 483877), (229, 354984), (458, 177492), (687, 118328), (916, 88746), (1374, 59164), (1603, 50712), (1832, 44373), (2113, 38472), (2748, 29582), (3206, 25356), (4226, 19236), (4809, 16904), (5496, 14791), (6339, 12824), (6412, 12678), (8452, 9618)]