289372215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1453}}^1$

素因数の和:1560

約数の個数: 64

約数和(自身を含む): 542702592

約数和(自身を除く): 253330377

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 71, 85, 165, 187, 213, 255, 355, 561, 781, 935, 1065, 1207, 1453, 2343, 2805, 3621, 3905, 4359, 6035, 7265, 11715, 13277, 15983, 18105, 21795, 24701, 39831, 47949, 66385, 74103, 79915, 103163, 123505, 199155, 239745, 271711, 309489, 370515, 515815, 815133, 1134793, 1358555, 1547445, 1753771, 3404379, 4075665, 5261313, 5673965, 8768855, 17021895, 19291481, 26306565, 57874443, 96457405, 289372215]

約数ペア:

[(1, 289372215), (3, 96457405), (5, 57874443), (11, 26306565), (15, 19291481), (17, 17021895), (33, 8768855), (51, 5673965), (55, 5261313), (71, 4075665), (85, 3404379), (165, 1753771), (187, 1547445), (213, 1358555), (255, 1134793), (355, 815133), (561, 515815), (781, 370515), (935, 309489), (1065, 271711), (1207, 239745), (1453, 199155), (2343, 123505), (2805, 103163), (3621, 79915), (3905, 74103), (4359, 66385), (6035, 47949), (7265, 39831), (11715, 24701), (13277, 21795), (15983, 18105)]