28955905

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 40406400

約数和(自身を除く): 11450495

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 229, 605, 1045, 1145, 1331, 2299, 2519, 4351, 6655, 11495, 12595, 21755, 25289, 27709, 47861, 126445, 138545, 239305, 304799, 526471, 1523995, 2632355, 5791181, 28955905]

約数ペア:

[(1, 28955905), (5, 5791181), (11, 2632355), (19, 1523995), (55, 526471), (95, 304799), (121, 239305), (209, 138545), (229, 126445), (605, 47861), (1045, 27709), (1145, 25289), (1331, 21755), (2299, 12595), (2519, 11495), (4351, 6655)]