1213646546

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{389}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 2262124800

約数和(自身を除く): 1048478254

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 317, 389, 518, 634, 703, 778, 1406, 2219, 2723, 4438, 4921, 5446, 6023, 7391, 9842, 11729, 12046, 14393, 14782, 23458, 28786, 42161, 51737, 82103, 84322, 100751, 103474, 123313, 164206, 201502, 222851, 246626, 273467, 445702, 546934, 863191, 1559957, 1726382, 1914269, 2342947, 3119914, 3828538, 4562581, 4685894, 9125162, 16400629, 31938067, 32801258, 63876134, 86689039, 173378078, 606823273, 1213646546]

約数ペア:

[(1, 1213646546), (2, 606823273), (7, 173378078), (14, 86689039), (19, 63876134), (37, 32801258), (38, 31938067), (74, 16400629), (133, 9125162), (259, 4685894), (266, 4562581), (317, 3828538), (389, 3119914), (518, 2342947), (634, 1914269), (703, 1726382), (778, 1559957), (1406, 863191), (2219, 546934), (2723, 445702), (4438, 273467), (4921, 246626), (5446, 222851), (6023, 201502), (7391, 164206), (9842, 123313), (11729, 103474), (12046, 100751), (14393, 84322), (14782, 82103), (23458, 51737), (28786, 42161)]