208038657

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1783}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 308275200

約数和(自身を除く): 100236543

約数列:

[1, 3, 19, 23, 57, 69, 89, 267, 437, 1311, 1691, 1783, 2047, 5073, 5349, 6141, 33877, 38893, 41009, 101631, 116679, 123027, 158687, 476061, 779171, 2337513, 3015053, 3649801, 9045159, 10949403, 69346219, 208038657]

約数ペア:

[(1, 208038657), (3, 69346219), (19, 10949403), (23, 9045159), (57, 3649801), (69, 3015053), (89, 2337513), (267, 779171), (437, 476061), (1311, 158687), (1691, 123027), (1783, 116679), (2047, 101631), (5073, 41009), (5349, 38893), (6141, 33877)]