81141478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1429}}^1$

素因数の和:1560

約数の個数: 32

約数和(自身を含む): 138996000

約数和(自身を除く): 57854522

約数列:

[1, 2, 11, 22, 29, 58, 89, 178, 319, 638, 979, 1429, 1958, 2581, 2858, 5162, 15719, 28391, 31438, 41441, 56782, 82882, 127181, 254362, 455851, 911702, 1398991, 2797982, 3688249, 7376498, 40570739, 81141478]

約数ペア:

[(1, 81141478), (2, 40570739), (11, 7376498), (22, 3688249), (29, 2797982), (58, 1398991), (89, 911702), (178, 455851), (319, 254362), (638, 127181), (979, 82882), (1429, 56782), (1958, 41441), (2581, 31438), (2858, 28391), (5162, 15719)]