31687128

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{40009}}^1$

素因数の和:40032

約数の個数: 48

約数和(自身を含む): 93623400

約数和(自身を除く): 61936272

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 40009, 80018, 120027, 160036, 240054, 320072, 360081, 440099, 480108, 720162, 880198, 960216, 1320297, 1440324, 1760396, 2640594, 2880648, 3520792, 3960891, 5281188, 7921782, 10562376, 15843564, 31687128]

約数ペア:

[(1, 31687128), (2, 15843564), (3, 10562376), (4, 7921782), (6, 5281188), (8, 3960891), (9, 3520792), (11, 2880648), (12, 2640594), (18, 1760396), (22, 1440324), (24, 1320297), (33, 960216), (36, 880198), (44, 720162), (66, 480108), (72, 440099), (88, 360081), (99, 320072), (132, 240054), (198, 160036), (264, 120027), (396, 80018), (792, 40009)]