261281052

素因数分解:

$2^2\times 3^4\times {\mathrm{311}}^1\times {\mathrm{2593}}^1$

素因数の和:2920

約数の個数: 60

約数和(自身を含む): 685500816

約数和(自身を除く): 424219764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 311, 324, 622, 933, 1244, 1866, 2593, 2799, 3732, 5186, 5598, 7779, 8397, 10372, 11196, 15558, 16794, 23337, 25191, 31116, 33588, 46674, 50382, 70011, 93348, 100764, 140022, 210033, 280044, 420066, 806423, 840132, 1612846, 2419269, 3225692, 4838538, 7257807, 9677076, 14515614, 21773421, 29031228, 43546842, 65320263, 87093684, 130640526, 261281052]

約数ペア:

[(1, 261281052), (2, 130640526), (3, 87093684), (4, 65320263), (6, 43546842), (9, 29031228), (12, 21773421), (18, 14515614), (27, 9677076), (36, 7257807), (54, 4838538), (81, 3225692), (108, 2419269), (162, 1612846), (311, 840132), (324, 806423), (622, 420066), (933, 280044), (1244, 210033), (1866, 140022), (2593, 100764), (2799, 93348), (3732, 70011), (5186, 50382), (5598, 46674), (7779, 33588), (8397, 31116), (10372, 25191), (11196, 23337), (15558, 16794)]