68193153

素因数分解:

$3^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:906

約数の個数: 36

約数和(自身を含む): 115240320

約数和(自身を除く): 47047167

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 239, 441, 647, 717, 1673, 1941, 2151, 4529, 5019, 5823, 11711, 13587, 15057, 31703, 35133, 40761, 95109, 105399, 154633, 285327, 463899, 1082431, 1391697, 3247293, 7577017, 9741879, 22731051, 68193153]

約数ペア:

[(1, 68193153), (3, 22731051), (7, 9741879), (9, 7577017), (21, 3247293), (49, 1391697), (63, 1082431), (147, 463899), (239, 285327), (441, 154633), (647, 105399), (717, 95109), (1673, 40761), (1941, 35133), (2151, 31703), (4529, 15057), (5019, 13587), (5823, 11711)]