26980478

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 49641984

約数和(自身を除く): 22661506

約数列:

[1, 2, 7, 14, 31, 49, 62, 83, 98, 107, 166, 214, 217, 434, 581, 749, 1162, 1498, 1519, 2573, 3038, 3317, 4067, 5146, 5243, 6634, 8134, 8881, 10486, 17762, 18011, 23219, 36022, 46438, 62167, 124334, 126077, 162533, 252154, 275311, 325066, 435169, 550622, 870338, 1927177, 3854354, 13490239, 26980478]

約数ペア:

[(1, 26980478), (2, 13490239), (7, 3854354), (14, 1927177), (31, 870338), (49, 550622), (62, 435169), (83, 325066), (98, 275311), (107, 252154), (166, 162533), (214, 126077), (217, 124334), (434, 62167), (581, 46438), (749, 36022), (1162, 23219), (1498, 18011), (1519, 17762), (2573, 10486), (3038, 8881), (3317, 8134), (4067, 6634), (5146, 5243)]