2078647557

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1031}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 3466199040

約数和(自身を除く): 1387551483

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 163, 217, 399, 489, 589, 651, 1031, 1141, 1767, 3093, 3097, 3423, 4123, 5053, 7217, 9291, 12369, 15159, 19589, 21651, 21679, 31961, 35371, 58767, 65037, 95883, 96007, 106113, 137123, 168053, 223727, 288021, 411369, 504159, 607259, 671181, 672049, 1176371, 1821777, 2016147, 3193007, 3529113, 4250813, 5209643, 9579021, 12752439, 15628929, 22351049, 36467501, 67053147, 98983217, 109402503, 296949651, 692882519, 2078647557]

約数ペア:

[(1, 2078647557), (3, 692882519), (7, 296949651), (19, 109402503), (21, 98983217), (31, 67053147), (57, 36467501), (93, 22351049), (133, 15628929), (163, 12752439), (217, 9579021), (399, 5209643), (489, 4250813), (589, 3529113), (651, 3193007), (1031, 2016147), (1141, 1821777), (1767, 1176371), (3093, 672049), (3097, 671181), (3423, 607259), (4123, 504159), (5053, 411369), (7217, 288021), (9291, 223727), (12369, 168053), (15159, 137123), (19589, 106113), (21651, 96007), (21679, 95883), (31961, 65037), (35371, 58767)]