81123948

素因数分解:

$2^2\times 3^2\times {\mathrm{359}}^1\times {\mathrm{6277}}^1$

素因数の和:6646

約数の個数: 36

約数和(自身を含む): 205667280

約数和(自身を除く): 124543332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 359, 718, 1077, 1436, 2154, 3231, 4308, 6277, 6462, 12554, 12924, 18831, 25108, 37662, 56493, 75324, 112986, 225972, 2253443, 4506886, 6760329, 9013772, 13520658, 20280987, 27041316, 40561974, 81123948]

約数ペア:

[(1, 81123948), (2, 40561974), (3, 27041316), (4, 20280987), (6, 13520658), (9, 9013772), (12, 6760329), (18, 4506886), (36, 2253443), (359, 225972), (718, 112986), (1077, 75324), (1436, 56493), (2154, 37662), (3231, 25108), (4308, 18831), (6277, 12924), (6462, 12554)]