72281739

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 34163061

約数列:

[1, 3, 17, 31, 51, 93, 131, 349, 393, 527, 1047, 1581, 2227, 4061, 5933, 6681, 10819, 12183, 17799, 32457, 45719, 69037, 137157, 183923, 207111, 551769, 777223, 1417289, 2331669, 4251867, 24093913, 72281739]

約数ペア:

[(1, 72281739), (3, 24093913), (17, 4251867), (31, 2331669), (51, 1417289), (93, 777223), (131, 551769), (349, 207111), (393, 183923), (527, 137157), (1047, 69037), (1581, 45719), (2227, 32457), (4061, 17799), (5933, 12183), (6681, 10819)]