201720891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{44797}}^1$

素因数の和:44898

約数の個数: 16

約数和(自身を含む): 286707200

約数和(自身を除く): 84986309

約数列:

[1, 3, 19, 57, 79, 237, 1501, 4503, 44797, 134391, 851143, 2553429, 3538963, 10616889, 67240297, 201720891]

約数ペア:

[(1, 201720891), (3, 67240297), (19, 10616889), (57, 3538963), (79, 2553429), (237, 851143), (1501, 134391), (4503, 44797)]