202121465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{34171}}^1$

素因数の和:34209

約数の個数: 24

約数和(自身を含む): 300166848

約数和(自身を除く): 98045383

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 5915, 34171, 170855, 239197, 444223, 1195985, 2221115, 3109561, 5774899, 15547805, 28874495, 40424293, 202121465]

約数ペア:

[(1, 202121465), (5, 40424293), (7, 28874495), (13, 15547805), (35, 5774899), (65, 3109561), (91, 2221115), (169, 1195985), (455, 444223), (845, 239197), (1183, 170855), (5915, 34171)]