81870495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18133}}^1$

素因数の和:18191

約数の個数: 32

約数和(自身を含む): 153196032

約数和(自身を除く): 71325537

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 4515, 18133, 54399, 90665, 126931, 271995, 380793, 634655, 779719, 1903965, 2339157, 3898595, 5458033, 11695785, 16374099, 27290165, 81870495]

約数ペア:

[(1, 81870495), (3, 27290165), (5, 16374099), (7, 11695785), (15, 5458033), (21, 3898595), (35, 2339157), (43, 1903965), (105, 779719), (129, 634655), (215, 380793), (301, 271995), (645, 126931), (903, 90665), (1505, 54399), (4515, 18133)]