321665211

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1913}}^1$

素因数の和:2100

約数の個数: 48

約数和(自身を含む): 566115264

約数和(自身を除く): 244450053

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 157, 357, 471, 1071, 1099, 1413, 1913, 2669, 3297, 5739, 8007, 9891, 13391, 17217, 18683, 24021, 32521, 40173, 56049, 97563, 120519, 168147, 227647, 292689, 300341, 682941, 901023, 2048823, 2102387, 2703069, 5105797, 6307161, 15317391, 18921483, 35740579, 45952173, 107221737, 321665211]

約数ペア:

[(1, 321665211), (3, 107221737), (7, 45952173), (9, 35740579), (17, 18921483), (21, 15317391), (51, 6307161), (63, 5105797), (119, 2703069), (153, 2102387), (157, 2048823), (357, 901023), (471, 682941), (1071, 300341), (1099, 292689), (1413, 227647), (1913, 168147), (2669, 120519), (3297, 97563), (5739, 56049), (8007, 40173), (9891, 32521), (13391, 24021), (17217, 18683)]