1378561496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2447}}^1\times {\mathrm{5417}}^1$

素因数の和:7883

約数の個数: 32

約数和(自身を含む): 2785285440

約数和(自身を除く): 1406723944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2447, 4894, 5417, 9788, 10834, 19576, 21668, 31811, 43336, 63622, 70421, 127244, 140842, 254488, 281684, 563368, 13255399, 26510798, 53021596, 106043192, 172320187, 344640374, 689280748, 1378561496]

約数ペア:

[(1, 1378561496), (2, 689280748), (4, 344640374), (8, 172320187), (13, 106043192), (26, 53021596), (52, 26510798), (104, 13255399), (2447, 563368), (4894, 281684), (5417, 254488), (9788, 140842), (10834, 127244), (19576, 70421), (21668, 63622), (31811, 43336)]