31104117

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 20263563

約数列:

[1, 3, 9, 11, 33, 41, 79, 97, 99, 123, 237, 291, 369, 451, 711, 869, 873, 1067, 1353, 2607, 3201, 3239, 3977, 4059, 7663, 7821, 9603, 9717, 11931, 22989, 29151, 35629, 35793, 43747, 68967, 84293, 106887, 131241, 252879, 314183, 320661, 393723, 758637, 942549, 2827647, 3456013, 10368039, 31104117]

約数ペア:

[(1, 31104117), (3, 10368039), (9, 3456013), (11, 2827647), (33, 942549), (41, 758637), (79, 393723), (97, 320661), (99, 314183), (123, 252879), (237, 131241), (291, 106887), (369, 84293), (451, 68967), (711, 43747), (869, 35793), (873, 35629), (1067, 29151), (1353, 22989), (2607, 11931), (3201, 9717), (3239, 9603), (3977, 7821), (4059, 7663)]