140097681

素因数分解:

$3^4\times {\mathrm{373}}^1\times {\mathrm{4637}}^1$

素因数の和:5022

約数の個数: 20

約数和(自身を含む): 209888052

約数和(自身を除く): 69790371

約数列:

[1, 3, 9, 27, 81, 373, 1119, 3357, 4637, 10071, 13911, 30213, 41733, 125199, 375597, 1729601, 5188803, 15566409, 46699227, 140097681]

約数ペア:

[(1, 140097681), (3, 46699227), (9, 15566409), (27, 5188803), (81, 1729601), (373, 375597), (1119, 125199), (3357, 41733), (4637, 30213), (10071, 13911)]