31207113

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2393}}^1$

素因数の和:2435

約数の個数: 40

約数和(自身を含む): 55617408

約数和(自身を除く): 24410295

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 2393, 4347, 7179, 13041, 16751, 21537, 50253, 55039, 64611, 150759, 165117, 193833, 385273, 452277, 495351, 1155819, 1356831, 1486053, 3467457, 4458159, 10402371, 31207113]

約数ペア:

[(1, 31207113), (3, 10402371), (7, 4458159), (9, 3467457), (21, 1486053), (23, 1356831), (27, 1155819), (63, 495351), (69, 452277), (81, 385273), (161, 193833), (189, 165117), (207, 150759), (483, 64611), (567, 55039), (621, 50253), (1449, 21537), (1863, 16751), (2393, 13041), (4347, 7179)]