1856985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 3265920

約数和(自身を除く): 1408935

約数列:

[1, 3, 5, 13, 15, 39, 65, 89, 107, 195, 267, 321, 445, 535, 1157, 1335, 1391, 1605, 3471, 4173, 5785, 6955, 9523, 17355, 20865, 28569, 47615, 123799, 142845, 371397, 618995, 1856985]

約数ペア:

[(1, 1856985), (3, 618995), (5, 371397), (13, 142845), (15, 123799), (39, 47615), (65, 28569), (89, 20865), (107, 17355), (195, 9523), (267, 6955), (321, 5785), (445, 4173), (535, 3471), (1157, 1605), (1335, 1391)]