13321485

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 24605568

約数和(自身を除く): 11284083

約数列:

[1, 3, 5, 9, 15, 23, 45, 61, 69, 115, 183, 207, 211, 305, 345, 549, 633, 915, 1035, 1055, 1403, 1899, 2745, 3165, 4209, 4853, 7015, 9495, 12627, 12871, 14559, 21045, 24265, 38613, 43677, 63135, 64355, 72795, 115839, 193065, 218385, 296033, 579195, 888099, 1480165, 2664297, 4440495, 13321485]

約数ペア:

[(1, 13321485), (3, 4440495), (5, 2664297), (9, 1480165), (15, 888099), (23, 579195), (45, 296033), (61, 218385), (69, 193065), (115, 115839), (183, 72795), (207, 64355), (211, 63135), (305, 43677), (345, 38613), (549, 24265), (633, 21045), (915, 14559), (1035, 12871), (1055, 12627), (1403, 9495), (1899, 7015), (2745, 4853), (3165, 4209)]