31796919

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2699}}^1$

素因数の和:2740

約数の個数: 48

約数和(自身を含む): 60652800

約数和(自身を除く): 28855881

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 2699, 3927, 8097, 11781, 18893, 24291, 29689, 45883, 56679, 89067, 137649, 170037, 207823, 267201, 321181, 412947, 504713, 623469, 963543, 1514139, 1870407, 2890629, 3532991, 4542417, 10598973, 31796919]

約数ペア:

[(1, 31796919), (3, 10598973), (7, 4542417), (9, 3532991), (11, 2890629), (17, 1870407), (21, 1514139), (33, 963543), (51, 623469), (63, 504713), (77, 412947), (99, 321181), (119, 267201), (153, 207823), (187, 170037), (231, 137649), (357, 89067), (561, 56679), (693, 45883), (1071, 29689), (1309, 24291), (1683, 18893), (2699, 11781), (3927, 8097)]