145053279

素因数分解:

$3^2\times 7^2\times {\mathrm{328919}}^1$

素因数の和:328939

約数の個数: 18

約数和(自身を含む): 243729720

約数和(自身を除く): 98676441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 328919, 986757, 2302433, 2960271, 6907299, 16117031, 20721897, 48351093, 145053279]

約数ペア:

[(1, 145053279), (3, 48351093), (7, 20721897), (9, 16117031), (21, 6907299), (49, 2960271), (63, 2302433), (147, 986757), (441, 328919)]