68405764

素因数分解:

$2^2\times 7^2\times {\mathrm{421}}^1\times {\mathrm{829}}^1$

素因数の和:1268

約数の個数: 36

約数和(自身を含む): 139753740

約数和(自身を除く): 71347976

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 421, 829, 842, 1658, 1684, 2947, 3316, 5803, 5894, 11606, 11788, 20629, 23212, 40621, 41258, 81242, 82516, 162484, 349009, 698018, 1396036, 2443063, 4886126, 9772252, 17101441, 34202882, 68405764]

約数ペア:

[(1, 68405764), (2, 34202882), (4, 17101441), (7, 9772252), (14, 4886126), (28, 2443063), (49, 1396036), (98, 698018), (196, 349009), (421, 162484), (829, 82516), (842, 81242), (1658, 41258), (1684, 40621), (2947, 23212), (3316, 20629), (5803, 11788), (5894, 11606)]