81386676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{322963}}^1$

素因数の和:322980

約数の個数: 36

約数和(自身を含む): 235117792

約数和(自身を除く): 153731116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 322963, 645926, 968889, 1291852, 1937778, 2260741, 2906667, 3875556, 4521482, 5813334, 6782223, 9042964, 11626668, 13564446, 20346669, 27128892, 40693338, 81386676]

約数ペア:

[(1, 81386676), (2, 40693338), (3, 27128892), (4, 20346669), (6, 13564446), (7, 11626668), (9, 9042964), (12, 6782223), (14, 5813334), (18, 4521482), (21, 3875556), (28, 2906667), (36, 2260741), (42, 1937778), (63, 1291852), (84, 968889), (126, 645926), (252, 322963)]