1377254907

素因数分解:

$3^4\times 7^2\times {\mathrm{347003}}^1$

素因数の和:347029

約数の個数: 30

約数和(自身を含む): 2393286588

約数和(自身を除く): 1016031681

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 347003, 1041009, 2429021, 3123027, 7287063, 9369081, 17003147, 21861189, 28107243, 51009441, 65583567, 153028323, 196750701, 459084969, 1377254907]

約数ペア:

[(1, 1377254907), (3, 459084969), (7, 196750701), (9, 153028323), (21, 65583567), (27, 51009441), (49, 28107243), (63, 21861189), (81, 17003147), (147, 9369081), (189, 7287063), (441, 3123027), (567, 2429021), (1323, 1041009), (3969, 347003)]