198131955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{2137}}^1$

素因数の和:3035

約数の個数: 32

約数和(自身を含む): 362878464

約数和(自身を除く): 164746509

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 883, 2137, 2649, 4415, 6181, 6411, 10685, 13245, 14959, 18543, 30905, 32055, 44877, 74795, 92715, 224385, 1886971, 5660913, 9434855, 13208797, 28304565, 39626391, 66043985, 198131955]

約数ペア:

[(1, 198131955), (3, 66043985), (5, 39626391), (7, 28304565), (15, 13208797), (21, 9434855), (35, 5660913), (105, 1886971), (883, 224385), (2137, 92715), (2649, 74795), (4415, 44877), (6181, 32055), (6411, 30905), (10685, 18543), (13245, 14959)]