13309427781

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{2267}}^1$

素因数の和:2463

約数の個数: 72

約数和(自身を含む): 22017471840

約数和(自身を除く): 8708044059

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 139, 171, 247, 361, 417, 741, 1083, 1251, 1807, 2223, 2267, 2641, 3249, 4693, 5421, 6801, 7923, 14079, 16263, 20403, 23769, 29471, 34333, 42237, 43073, 50179, 88413, 102999, 129219, 150537, 265239, 308997, 315113, 387657, 451611, 559949, 652327, 818387, 945339, 1679847, 1956981, 2455161, 2836017, 4096469, 5039541, 5870943, 5987147, 7365483, 10639031, 12289407, 17961441, 31917093, 36868221, 53884323, 77832911, 95751279, 113755793, 233498733, 341267379, 700496199, 1023802137, 1478825309, 4436475927, 13309427781]

約数ペア:

[(1, 13309427781), (3, 4436475927), (9, 1478825309), (13, 1023802137), (19, 700496199), (39, 341267379), (57, 233498733), (117, 113755793), (139, 95751279), (171, 77832911), (247, 53884323), (361, 36868221), (417, 31917093), (741, 17961441), (1083, 12289407), (1251, 10639031), (1807, 7365483), (2223, 5987147), (2267, 5870943), (2641, 5039541), (3249, 4096469), (4693, 2836017), (5421, 2455161), (6801, 1956981), (7923, 1679847), (14079, 945339), (16263, 818387), (20403, 652327), (23769, 559949), (29471, 451611), (34333, 387657), (42237, 315113), (43073, 308997), (50179, 265239), (88413, 150537), (102999, 129219)]