121837555

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 191600640

約数和(自身を除く): 69763085

約数列:

[1, 5, 7, 17, 23, 29, 35, 85, 115, 119, 145, 161, 203, 307, 391, 493, 595, 667, 805, 1015, 1535, 1955, 2149, 2465, 2737, 3335, 3451, 4669, 5219, 7061, 8903, 10745, 11339, 13685, 17255, 23345, 26095, 35305, 36533, 44515, 49427, 56695, 62321, 79373, 120037, 151351, 182665, 204769, 247135, 311605, 396865, 600185, 756755, 840259, 1023845, 1059457, 1433383, 3481073, 4201295, 5297285, 7166915, 17405365, 24367511, 121837555]

約数ペア:

[(1, 121837555), (5, 24367511), (7, 17405365), (17, 7166915), (23, 5297285), (29, 4201295), (35, 3481073), (85, 1433383), (115, 1059457), (119, 1023845), (145, 840259), (161, 756755), (203, 600185), (307, 396865), (391, 311605), (493, 247135), (595, 204769), (667, 182665), (805, 151351), (1015, 120037), (1535, 79373), (1955, 62321), (2149, 56695), (2465, 49427), (2737, 44515), (3335, 36533), (3451, 35305), (4669, 26095), (5219, 23345), (7061, 17255), (8903, 13685), (10745, 11339)]