157472721

素因数分解:

$3^3\times 7^2\times {\mathrm{119027}}^1$

素因数の和:119050

約数の個数: 24

約数和(自身を含む): 271383840

約数和(自身を除く): 113911119

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 119027, 357081, 833189, 1071243, 2499567, 3213729, 5832323, 7498701, 17496969, 22496103, 52490907, 157472721]

約数ペア:

[(1, 157472721), (3, 52490907), (7, 22496103), (9, 17496969), (21, 7498701), (27, 5832323), (49, 3213729), (63, 2499567), (147, 1071243), (189, 833189), (441, 357081), (1323, 119027)]