207928917

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{26833}}^1$

素因数の和:26890

約数の個数: 32

約数和(自身を含む): 360648960

約数和(自身を除く): 152720043

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2583, 7749, 26833, 80499, 187831, 241497, 563493, 724491, 1100153, 1690479, 3300459, 5071437, 7701071, 9901377, 23103213, 29704131, 69309639, 207928917]

約数ペア:

[(1, 207928917), (3, 69309639), (7, 29704131), (9, 23103213), (21, 9901377), (27, 7701071), (41, 5071437), (63, 3300459), (123, 1690479), (189, 1100153), (287, 724491), (369, 563493), (861, 241497), (1107, 187831), (2583, 80499), (7749, 26833)]