65001489

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 115486560

約数和(自身を除く): 50485071

約数列:

[1, 3, 7, 17, 19, 21, 37, 49, 51, 57, 111, 119, 133, 147, 259, 323, 357, 399, 629, 703, 777, 833, 931, 969, 1369, 1813, 1887, 2109, 2261, 2499, 2793, 4107, 4403, 4921, 5439, 6783, 9583, 11951, 13209, 14763, 15827, 23273, 26011, 28749, 30821, 34447, 35853, 47481, 67081, 69819, 78033, 83657, 92463, 103341, 162911, 182077, 201243, 250971, 442187, 488733, 546231, 585599, 1140377, 1274539, 1326561, 1756797, 3095309, 3421131, 3823617, 9285927, 21667163, 65001489]

約数ペア:

[(1, 65001489), (3, 21667163), (7, 9285927), (17, 3823617), (19, 3421131), (21, 3095309), (37, 1756797), (49, 1326561), (51, 1274539), (57, 1140377), (111, 585599), (119, 546231), (133, 488733), (147, 442187), (259, 250971), (323, 201243), (357, 182077), (399, 162911), (629, 103341), (703, 92463), (777, 83657), (833, 78033), (931, 69819), (969, 67081), (1369, 47481), (1813, 35853), (1887, 34447), (2109, 30821), (2261, 28749), (2499, 26011), (2793, 23273), (4107, 15827), (4403, 14763), (4921, 13209), (5439, 11951), (6783, 9583)]