26940291

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 45740544

約数和(自身を除く): 18800253

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 193, 289, 357, 391, 483, 579, 867, 1173, 1351, 2023, 2737, 3281, 4053, 4439, 6069, 6647, 8211, 9843, 13317, 19941, 22967, 31073, 46529, 55777, 68901, 75463, 93219, 139587, 167331, 226389, 390439, 528241, 1171317, 1282871, 1584723, 3848613, 8980097, 26940291]

約数ペア:

[(1, 26940291), (3, 8980097), (7, 3848613), (17, 1584723), (21, 1282871), (23, 1171317), (51, 528241), (69, 390439), (119, 226389), (161, 167331), (193, 139587), (289, 93219), (357, 75463), (391, 68901), (483, 55777), (579, 46529), (867, 31073), (1173, 22967), (1351, 19941), (2023, 13317), (2737, 9843), (3281, 8211), (4053, 6647), (4439, 6069)]