123905265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 231247872

約数和(自身を除く): 107342607

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 163, 165, 187, 255, 271, 489, 561, 813, 815, 935, 1355, 1793, 2445, 2771, 2805, 2981, 4065, 4607, 5379, 8313, 8943, 8965, 13821, 13855, 14905, 23035, 26895, 30481, 41565, 44173, 44715, 50677, 69105, 91443, 132519, 152031, 152405, 220865, 253385, 457215, 485903, 662595, 750941, 760155, 1457709, 2252823, 2429515, 3754705, 7288545, 8260351, 11264115, 24781053, 41301755, 123905265]

約数ペア:

[(1, 123905265), (3, 41301755), (5, 24781053), (11, 11264115), (15, 8260351), (17, 7288545), (33, 3754705), (51, 2429515), (55, 2252823), (85, 1457709), (163, 760155), (165, 750941), (187, 662595), (255, 485903), (271, 457215), (489, 253385), (561, 220865), (813, 152405), (815, 152031), (935, 132519), (1355, 91443), (1793, 69105), (2445, 50677), (2771, 44715), (2805, 44173), (2981, 41565), (4065, 30481), (4607, 26895), (5379, 23035), (8313, 14905), (8943, 13855), (8965, 13821)]