90117909

素因数分解:

$3^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1129}}^1$

素因数の和:1330

約数の個数: 36

約数和(自身を含む): 152394060

約数和(自身を除く): 62276151

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 181, 441, 543, 1129, 1267, 1629, 3387, 3801, 7903, 8869, 10161, 11403, 23709, 26607, 55321, 71127, 79821, 165963, 204349, 497889, 613047, 1430443, 1839141, 4291329, 10013101, 12873987, 30039303, 90117909]

約数ペア:

[(1, 90117909), (3, 30039303), (7, 12873987), (9, 10013101), (21, 4291329), (49, 1839141), (63, 1430443), (147, 613047), (181, 497889), (441, 204349), (543, 165963), (1129, 79821), (1267, 71127), (1629, 55321), (3387, 26607), (3801, 23709), (7903, 11403), (8869, 10161)]