199988089

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{3209}}^1$

素因数の和:3552

約数の個数: 16

約数和(自身を含む): 237283200

約数和(自身を除く): 37295111

約数列:

[1, 7, 29, 203, 307, 2149, 3209, 8903, 22463, 62321, 93061, 651427, 985163, 6896141, 28569727, 199988089]

約数ペア:

[(1, 199988089), (7, 28569727), (29, 6896141), (203, 985163), (307, 651427), (2149, 93061), (3209, 62321), (8903, 22463)]