200723751

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{13691}}^1$

素因数の和:13884

約数の個数: 20

約数和(自身を含む): 301525224

約数和(自身を除く): 100801473

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 4887, 13691, 14661, 41073, 123219, 369657, 1108971, 2478071, 7434213, 22302639, 66907917, 200723751]

約数ペア:

[(1, 200723751), (3, 66907917), (9, 22302639), (27, 7434213), (81, 2478071), (181, 1108971), (543, 369657), (1629, 123219), (4887, 41073), (13691, 14661)]