72161889

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 106686720

約数和(自身を除く): 34524831

約数列:

[1, 3, 17, 29, 51, 87, 97, 291, 493, 503, 1479, 1509, 1649, 2813, 4947, 8439, 8551, 14587, 25653, 43761, 47821, 48791, 143463, 146373, 247979, 743937, 829447, 1414939, 2488341, 4244817, 24053963, 72161889]

約数ペア:

[(1, 72161889), (3, 24053963), (17, 4244817), (29, 2488341), (51, 1414939), (87, 829447), (97, 743937), (291, 247979), (493, 146373), (503, 143463), (1479, 48791), (1509, 47821), (1649, 43761), (2813, 25653), (4947, 14587), (8439, 8551)]