265909497

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{5527}}^1$

素因数の和:5645

約数の個数: 32

約数和(自身を含む): 424550400

約数和(自身を除く): 158640903

約数列:

[1, 3, 7, 21, 29, 79, 87, 203, 237, 553, 609, 1659, 2291, 5527, 6873, 16037, 16581, 38689, 48111, 116067, 160283, 436633, 480849, 1121981, 1309899, 3056431, 3365943, 9169293, 12662357, 37987071, 88636499, 265909497]

約数ペア:

[(1, 265909497), (3, 88636499), (7, 37987071), (21, 12662357), (29, 9169293), (79, 3365943), (87, 3056431), (203, 1309899), (237, 1121981), (553, 480849), (609, 436633), (1659, 160283), (2291, 116067), (5527, 48111), (6873, 38689), (16037, 16581)]