1520806794

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{883}}^1$

素因数の和:1283

約数の個数: 64

約数和(自身を含む): 3336173568

約数和(自身を除く): 1815366774

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 311, 426, 622, 883, 923, 933, 1766, 1846, 1866, 2649, 2769, 4043, 5298, 5538, 8086, 11479, 12129, 22081, 22958, 24258, 34437, 44162, 62693, 66243, 68874, 125386, 132486, 188079, 274613, 287053, 376158, 549226, 574106, 815009, 823839, 861159, 1630018, 1647678, 1722318, 2445027, 3569969, 4890054, 7139938, 10709907, 19497523, 21419814, 38995046, 58492569, 116985138, 253467799, 506935598, 760403397, 1520806794]

約数ペア:

[(1, 1520806794), (2, 760403397), (3, 506935598), (6, 253467799), (13, 116985138), (26, 58492569), (39, 38995046), (71, 21419814), (78, 19497523), (142, 10709907), (213, 7139938), (311, 4890054), (426, 3569969), (622, 2445027), (883, 1722318), (923, 1647678), (933, 1630018), (1766, 861159), (1846, 823839), (1866, 815009), (2649, 574106), (2769, 549226), (4043, 376158), (5298, 287053), (5538, 274613), (8086, 188079), (11479, 132486), (12129, 125386), (22081, 68874), (22958, 66243), (24258, 62693), (34437, 44162)]