31361253

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1069}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 52592640

約数和(自身を除く): 21231387

約数列:

[1, 3, 7, 11, 21, 33, 77, 127, 231, 381, 889, 1069, 1397, 2667, 3207, 4191, 7483, 9779, 11759, 22449, 29337, 35277, 82313, 135763, 246939, 407289, 950341, 1493393, 2851023, 4480179, 10453751, 31361253]

約数ペア:

[(1, 31361253), (3, 10453751), (7, 4480179), (11, 2851023), (21, 1493393), (33, 950341), (77, 407289), (127, 246939), (231, 135763), (381, 82313), (889, 35277), (1069, 29337), (1397, 22449), (2667, 11759), (3207, 9779), (4191, 7483)]