139905388

素因数分解:

$2^2\times 7^2\times {\mathrm{691}}^1\times {\mathrm{1033}}^1$

素因数の和:1742

約数の個数: 36

約数和(自身を含む): 285495672

約数和(自身を除く): 145590284

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 691, 1033, 1382, 2066, 2764, 4132, 4837, 7231, 9674, 14462, 19348, 28924, 33859, 50617, 67718, 101234, 135436, 202468, 713803, 1427606, 2855212, 4996621, 9993242, 19986484, 34976347, 69952694, 139905388]

約数ペア:

[(1, 139905388), (2, 69952694), (4, 34976347), (7, 19986484), (14, 9993242), (28, 4996621), (49, 2855212), (98, 1427606), (196, 713803), (691, 202468), (1033, 135436), (1382, 101234), (2066, 67718), (2764, 50617), (4132, 33859), (4837, 28924), (7231, 19348), (9674, 14462)]