200530971

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{79861}}^1$

素因数の和:79904

約数の個数: 20

約数和(自身を含む): 309225664

約数和(自身を除く): 108694693

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 79861, 239583, 718749, 2156247, 2475691, 6468741, 7427073, 22281219, 66843657, 200530971]

約数ペア:

[(1, 200530971), (3, 66843657), (9, 22281219), (27, 7427073), (31, 6468741), (81, 2475691), (93, 2156247), (279, 718749), (837, 239583), (2511, 79861)]