209051087

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{11941}}^1$

素因数の和:12050

約数の個数: 16

約数和(自身を含む): 248775744

約数和(自身を除く): 39724657

約数列:

[1, 7, 41, 61, 287, 427, 2501, 11941, 17507, 83587, 489581, 728401, 3427067, 5098807, 29864441, 209051087]

約数ペア:

[(1, 209051087), (7, 29864441), (41, 5098807), (61, 3427067), (287, 728401), (427, 489581), (2501, 83587), (11941, 17507)]