2197111225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{7507}}^1$

素因数の和:8049

約数の個数: 24

約数和(自身を含む): 2848835520

約数和(自身を除く): 651724295

約数列:

[1, 5, 23, 25, 115, 509, 575, 2545, 7507, 11707, 12725, 37535, 58535, 172661, 187675, 292675, 863305, 3821063, 4316525, 19105315, 87884449, 95526575, 439422245, 2197111225]

約数ペア:

[(1, 2197111225), (5, 439422245), (23, 95526575), (25, 87884449), (115, 19105315), (509, 4316525), (575, 3821063), (2545, 863305), (7507, 292675), (11707, 187675), (12725, 172661), (37535, 58535)]