215211156741

素因数分解:

$3^4\times 7^1\times {\mathrm{461}}^1\times {\mathrm{569}}^1\times {\mathrm{1447}}^1$

素因数の和:2496

約数の個数: 80

約数和(自身を含む): 369114197760

約数和(自身を除く): 153903041019

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 461, 567, 569, 1383, 1447, 1707, 3227, 3983, 4149, 4341, 5121, 9681, 10129, 11949, 12447, 13023, 15363, 29043, 30387, 35847, 37341, 39069, 46089, 87129, 91161, 107541, 117207, 261387, 262309, 273483, 322623, 667067, 786927, 820449, 823343, 1836163, 2001201, 2360781, 2470029, 4669469, 5508489, 5763401, 6003603, 7082343, 7410087, 14008407, 16525467, 17290203, 18010809, 21247029, 22230261, 42025221, 49576401, 51870609, 54032427, 66690783, 126075663, 148729203, 155611827, 378226989, 379561123, 466835481, 1138683369, 2656927861, 3416050107, 7970783583, 10248150321, 23912350749, 30744450963, 71737052247, 215211156741]

約数ペア:

[(1, 215211156741), (3, 71737052247), (7, 30744450963), (9, 23912350749), (21, 10248150321), (27, 7970783583), (63, 3416050107), (81, 2656927861), (189, 1138683369), (461, 466835481), (567, 379561123), (569, 378226989), (1383, 155611827), (1447, 148729203), (1707, 126075663), (3227, 66690783), (3983, 54032427), (4149, 51870609), (4341, 49576401), (5121, 42025221), (9681, 22230261), (10129, 21247029), (11949, 18010809), (12447, 17290203), (13023, 16525467), (15363, 14008407), (29043, 7410087), (30387, 7082343), (35847, 6003603), (37341, 5763401), (39069, 5508489), (46089, 4669469), (87129, 2470029), (91161, 2360781), (107541, 2001201), (117207, 1836163), (261387, 823343), (262309, 820449), (273483, 786927), (322623, 667067)]