1285709790778

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{8419}}^1\times {\mathrm{9679}}^1$

素因数の和:18144

約数の個数: 64

約数和(自身を含む): 2347361280000

約数和(自身を除く): 1061651489222

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 343, 686, 1127, 2254, 7889, 8419, 9679, 15778, 16838, 19358, 58933, 67753, 117866, 135506, 193637, 222617, 387274, 412531, 445234, 474271, 825062, 948542, 1355459, 1558319, 2710918, 2887717, 3116638, 3319897, 5775434, 6639794, 9488213, 10908233, 18976426, 21816466, 66417491, 76357631, 81487501, 132834982, 152715262, 162975002, 570412507, 1140825014, 1874212523, 3748425046, 3992887549, 7985775098, 13119487661, 26238975322, 27950212843, 55900425686, 91836413627, 183672827254, 642854895389, 1285709790778]

約数ペア:

[(1, 1285709790778), (2, 642854895389), (7, 183672827254), (14, 91836413627), (23, 55900425686), (46, 27950212843), (49, 26238975322), (98, 13119487661), (161, 7985775098), (322, 3992887549), (343, 3748425046), (686, 1874212523), (1127, 1140825014), (2254, 570412507), (7889, 162975002), (8419, 152715262), (9679, 132834982), (15778, 81487501), (16838, 76357631), (19358, 66417491), (58933, 21816466), (67753, 18976426), (117866, 10908233), (135506, 9488213), (193637, 6639794), (222617, 5775434), (387274, 3319897), (412531, 3116638), (445234, 2887717), (474271, 2710918), (825062, 1558319), (948542, 1355459)]