5672667721

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 7405323264

約数和(自身を除く): 1732655543

約数列:

[1, 7, 19, 23, 49, 73, 133, 161, 191, 361, 437, 511, 931, 1127, 1337, 1387, 1679, 2527, 3059, 3577, 3629, 4393, 8303, 9359, 9709, 11753, 13943, 17689, 21413, 25403, 26353, 30751, 31901, 58121, 67963, 68951, 82271, 83467, 97601, 177821, 184471, 215257, 223307, 264917, 320689, 406847, 482657, 584269, 606119, 683207, 1291297, 1563149, 1585873, 1854419, 2244823, 3378599, 4089883, 4242833, 5033423, 6093091, 11101111, 12980933, 15713761, 29699831, 35233961, 42651637, 77707777, 115768729, 246637727, 298561459, 810381103, 5672667721]

約数ペア:

[(1, 5672667721), (7, 810381103), (19, 298561459), (23, 246637727), (49, 115768729), (73, 77707777), (133, 42651637), (161, 35233961), (191, 29699831), (361, 15713761), (437, 12980933), (511, 11101111), (931, 6093091), (1127, 5033423), (1337, 4242833), (1387, 4089883), (1679, 3378599), (2527, 2244823), (3059, 1854419), (3577, 1585873), (3629, 1563149), (4393, 1291297), (8303, 683207), (9359, 606119), (9709, 584269), (11753, 482657), (13943, 406847), (17689, 320689), (21413, 264917), (25403, 223307), (26353, 215257), (30751, 184471), (31901, 177821), (58121, 97601), (67963, 83467), (68951, 82271)]