219352173

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4561}}^1$

素因数の和:4645

約数の個数: 32

約数和(自身を含む): 331091712

約数和(自身を除く): 111739539

約数列:

[1, 3, 17, 23, 41, 51, 69, 123, 391, 697, 943, 1173, 2091, 2829, 4561, 13683, 16031, 48093, 77537, 104903, 187001, 232611, 314709, 561003, 1783351, 3179017, 4301023, 5350053, 9537051, 12903069, 73117391, 219352173]

約数ペア:

[(1, 219352173), (3, 73117391), (17, 12903069), (23, 9537051), (41, 5350053), (51, 4301023), (69, 3179017), (123, 1783351), (391, 561003), (697, 314709), (943, 232611), (1173, 187001), (2091, 104903), (2829, 77537), (4561, 48093), (13683, 16031)]