81525556

素因数分解:

$2^2\times 7^1\times {\mathrm{751}}^1\times {\mathrm{3877}}^1$

素因数の和:4639

約数の個数: 24

約数和(自身を含む): 163310336

約数和(自身を除く): 81784780

約数列:

[1, 2, 4, 7, 14, 28, 751, 1502, 3004, 3877, 5257, 7754, 10514, 15508, 21028, 27139, 54278, 108556, 2911627, 5823254, 11646508, 20381389, 40762778, 81525556]

約数ペア:

[(1, 81525556), (2, 40762778), (4, 20381389), (7, 11646508), (14, 5823254), (28, 2911627), (751, 108556), (1502, 54278), (3004, 27139), (3877, 21028), (5257, 15508), (7754, 10514)]