291255418076

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2447}}^1\times {\mathrm{7687}}^1$

素因数の和:10231

約数の個数: 72

約数和(自身を含む): 600741550080

約数和(自身を除く): 309486132004

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 2212, 2447, 3871, 4894, 7687, 7742, 9788, 15374, 15484, 17129, 30748, 34258, 53809, 68516, 107618, 119903, 193313, 215236, 239806, 376663, 386626, 479612, 607273, 753326, 773252, 1214546, 1353191, 1506652, 2429092, 2706382, 4250911, 5412764, 8501822, 9472337, 17003644, 18810089, 18944674, 29756377, 37620178, 37889348, 59512754, 75240356, 119025508, 131670623, 263341246, 526682492, 921694361, 1485997031, 1843388722, 2971994062, 3686777444, 5943988124, 10401979217, 20803958434, 41607916868, 72813854519, 145627709038, 291255418076]

約数ペア:

[(1, 291255418076), (2, 145627709038), (4, 72813854519), (7, 41607916868), (14, 20803958434), (28, 10401979217), (49, 5943988124), (79, 3686777444), (98, 2971994062), (158, 1843388722), (196, 1485997031), (316, 921694361), (553, 526682492), (1106, 263341246), (2212, 131670623), (2447, 119025508), (3871, 75240356), (4894, 59512754), (7687, 37889348), (7742, 37620178), (9788, 29756377), (15374, 18944674), (15484, 18810089), (17129, 17003644), (30748, 9472337), (34258, 8501822), (53809, 5412764), (68516, 4250911), (107618, 2706382), (119903, 2429092), (193313, 1506652), (215236, 1353191), (239806, 1214546), (376663, 773252), (386626, 753326), (479612, 607273)]