1001385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2$

素因数の和:63

約数の個数: 72

約数和(自身を含む): 2298816

約数和(自身を除く): 1297431

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 33, 35, 45, 51, 55, 63, 77, 85, 99, 105, 119, 153, 165, 187, 231, 255, 289, 315, 357, 385, 495, 561, 595, 693, 765, 867, 935, 1071, 1155, 1309, 1445, 1683, 1785, 2023, 2601, 2805, 3179, 3465, 3927, 4335, 5355, 6069, 6545, 8415, 9537, 10115, 11781, 13005, 15895, 18207, 19635, 22253, 28611, 30345, 47685, 58905, 66759, 91035, 111265, 143055, 200277, 333795, 1001385]

約数ペア:

[(1, 1001385), (3, 333795), (5, 200277), (7, 143055), (9, 111265), (11, 91035), (15, 66759), (17, 58905), (21, 47685), (33, 30345), (35, 28611), (45, 22253), (51, 19635), (55, 18207), (63, 15895), (77, 13005), (85, 11781), (99, 10115), (105, 9537), (119, 8415), (153, 6545), (165, 6069), (187, 5355), (231, 4335), (255, 3927), (289, 3465), (315, 3179), (357, 2805), (385, 2601), (495, 2023), (561, 1785), (595, 1683), (693, 1445), (765, 1309), (867, 1155), (935, 1071)]