12381156

素因数分解:

$2^2\times 3^2\times {\mathrm{239}}^1\times {\mathrm{1439}}^1$

素因数の和:1688

約数の個数: 36

約数和(自身を含む): 31449600

約数和(自身を除く): 19068444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 239, 478, 717, 956, 1434, 1439, 2151, 2868, 2878, 4302, 4317, 5756, 8604, 8634, 12951, 17268, 25902, 51804, 343921, 687842, 1031763, 1375684, 2063526, 3095289, 4127052, 6190578, 12381156]

約数ペア:

[(1, 12381156), (2, 6190578), (3, 4127052), (4, 3095289), (6, 2063526), (9, 1375684), (12, 1031763), (18, 687842), (36, 343921), (239, 51804), (478, 25902), (717, 17268), (956, 12951), (1434, 8634), (1439, 8604), (2151, 5756), (2868, 4317), (2878, 4302)]