202109245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 269482752

約数和(自身を除く): 67373507

約数列:

[1, 5, 13, 43, 65, 167, 215, 433, 559, 835, 2165, 2171, 2795, 5629, 7181, 10855, 18619, 28145, 35905, 72311, 93095, 93353, 242047, 361555, 466765, 940043, 1210235, 3109373, 4700215, 15546865, 40421849, 202109245]

約数ペア:

[(1, 202109245), (5, 40421849), (13, 15546865), (43, 4700215), (65, 3109373), (167, 1210235), (215, 940043), (433, 466765), (559, 361555), (835, 242047), (2165, 93353), (2171, 93095), (2795, 72311), (5629, 35905), (7181, 28145), (10855, 18619)]