28326571

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 8445269

約数列:

[1, 7, 13, 37, 47, 91, 179, 259, 329, 481, 611, 1253, 1739, 2327, 3367, 4277, 6623, 8413, 12173, 16289, 22607, 46361, 58891, 86099, 109369, 158249, 311281, 602693, 765583, 2178967, 4046653, 28326571]

約数ペア:

[(1, 28326571), (7, 4046653), (13, 2178967), (37, 765583), (47, 602693), (91, 311281), (179, 158249), (259, 109369), (329, 86099), (481, 58891), (611, 46361), (1253, 22607), (1739, 16289), (2327, 12173), (3367, 8413), (4277, 6623)]