213711745

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{877}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 290287872

約数和(自身を除く): 76576127

約数列:

[1, 5, 13, 23, 65, 115, 163, 299, 815, 877, 1495, 2119, 3749, 4385, 10595, 11401, 18745, 20171, 48737, 57005, 100855, 142951, 243685, 262223, 714755, 1311115, 1858363, 3287873, 9291815, 16439365, 42742349, 213711745]

約数ペア:

[(1, 213711745), (5, 42742349), (13, 16439365), (23, 9291815), (65, 3287873), (115, 1858363), (163, 1311115), (299, 714755), (815, 262223), (877, 243685), (1495, 142951), (2119, 100855), (3749, 57005), (4385, 48737), (10595, 20171), (11401, 18745)]