42004143

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 64152000

約数和(自身を除く): 22147857

約数列:

[1, 3, 9, 27, 53, 149, 159, 197, 447, 477, 591, 1341, 1431, 1773, 4023, 5319, 7897, 10441, 23691, 29353, 31323, 71073, 88059, 93969, 213219, 264177, 281907, 792531, 1555709, 4667127, 14001381, 42004143]

約数ペア:

[(1, 42004143), (3, 14001381), (9, 4667127), (27, 1555709), (53, 792531), (149, 281907), (159, 264177), (197, 213219), (447, 93969), (477, 88059), (591, 71073), (1341, 31323), (1431, 29353), (1773, 23691), (4023, 10441), (5319, 7897)]