40021191

素因数分解:

$3^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{601}}^1$

素因数の和:772

約数の個数: 36

約数和(自身を含む): 67804464

約数和(自身を除く): 27783273

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 151, 441, 453, 601, 1057, 1359, 1803, 3171, 4207, 5409, 7399, 9513, 12621, 22197, 29449, 37863, 66591, 88347, 90751, 265041, 272253, 635257, 816759, 1905771, 4446799, 5717313, 13340397, 40021191]

約数ペア:

[(1, 40021191), (3, 13340397), (7, 5717313), (9, 4446799), (21, 1905771), (49, 816759), (63, 635257), (147, 272253), (151, 265041), (441, 90751), (453, 88347), (601, 66591), (1057, 37863), (1359, 29449), (1803, 22197), (3171, 12621), (4207, 9513), (5409, 7399)]