227965815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5981}}^1$

素因数の和:6021

約数の個数: 72

約数和(自身を含む): 496458144

約数和(自身を除く): 268492329

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 121, 165, 231, 315, 363, 385, 495, 605, 693, 847, 1089, 1155, 1815, 2541, 3465, 4235, 5445, 5981, 7623, 12705, 17943, 29905, 38115, 41867, 53829, 65791, 89715, 125601, 197373, 209335, 269145, 328955, 376803, 460537, 592119, 628005, 723701, 986865, 1381611, 1884015, 2171103, 2302685, 2960595, 3618505, 4144833, 5065907, 6513309, 6908055, 10855515, 15197721, 20724165, 25329535, 32566545, 45593163, 75988605, 227965815]

約数ペア:

[(1, 227965815), (3, 75988605), (5, 45593163), (7, 32566545), (9, 25329535), (11, 20724165), (15, 15197721), (21, 10855515), (33, 6908055), (35, 6513309), (45, 5065907), (55, 4144833), (63, 3618505), (77, 2960595), (99, 2302685), (105, 2171103), (121, 1884015), (165, 1381611), (231, 986865), (315, 723701), (363, 628005), (385, 592119), (495, 460537), (605, 376803), (693, 328955), (847, 269145), (1089, 209335), (1155, 197373), (1815, 125601), (2541, 89715), (3465, 65791), (4235, 53829), (5445, 41867), (5981, 38115), (7623, 29905), (12705, 17943)]