156776823

素因数分解:

$3^3\times 7^2\times {\mathrm{163}}^1\times {\mathrm{727}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 272213760

約数和(自身を除く): 115436937

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 163, 189, 441, 489, 727, 1141, 1323, 1467, 2181, 3423, 4401, 5089, 6543, 7987, 10269, 15267, 19629, 23961, 30807, 35623, 45801, 71883, 106869, 118501, 137403, 215649, 320607, 355503, 829507, 961821, 1066509, 2488521, 3199527, 5806549, 7465563, 17419647, 22396689, 52258941, 156776823]

約数ペア:

[(1, 156776823), (3, 52258941), (7, 22396689), (9, 17419647), (21, 7465563), (27, 5806549), (49, 3199527), (63, 2488521), (147, 1066509), (163, 961821), (189, 829507), (441, 355503), (489, 320607), (727, 215649), (1141, 137403), (1323, 118501), (1467, 106869), (2181, 71883), (3423, 45801), (4401, 35623), (5089, 30807), (6543, 23961), (7987, 19629), (10269, 15267)]