161880291

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{16763}}^1$

素因数の和:16835

約数の個数: 24

約数和(自身を含む): 248442480

約数和(自身を除く): 86562189

約数列:

[1, 3, 9, 29, 37, 87, 111, 261, 333, 1073, 3219, 9657, 16763, 50289, 150867, 486127, 620231, 1458381, 1860693, 4375143, 5582079, 17986699, 53960097, 161880291]

約数ペア:

[(1, 161880291), (3, 53960097), (9, 17986699), (29, 5582079), (37, 4375143), (87, 1860693), (111, 1458381), (261, 620231), (333, 486127), (1073, 150867), (3219, 50289), (9657, 16763)]