856552718

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{617}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 1644572160

約数和(自身を除く): 788019442

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 307, 323, 614, 617, 646, 1234, 2149, 2261, 4298, 4319, 4522, 5219, 5833, 8638, 10438, 10489, 11666, 11723, 20978, 23446, 36533, 40831, 73066, 73423, 81662, 82061, 99161, 146846, 164122, 189419, 198322, 199291, 378838, 398582, 694127, 1325933, 1388254, 1395037, 2651866, 2790074, 3220123, 3598961, 6440246, 7197922, 22540861, 25192727, 45081722, 50385454, 61182337, 122364674, 428276359, 856552718]

約数ペア:

[(1, 856552718), (2, 428276359), (7, 122364674), (14, 61182337), (17, 50385454), (19, 45081722), (34, 25192727), (38, 22540861), (119, 7197922), (133, 6440246), (238, 3598961), (266, 3220123), (307, 2790074), (323, 2651866), (614, 1395037), (617, 1388254), (646, 1325933), (1234, 694127), (2149, 398582), (2261, 378838), (4298, 199291), (4319, 198322), (4522, 189419), (5219, 164122), (5833, 146846), (8638, 99161), (10438, 82061), (10489, 81662), (11666, 73423), (11723, 73066), (20978, 40831), (23446, 36533)]