128221485

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4057}}^1$

素因数の和:4122

約数の個数: 48

約数和(自身を含む): 244259136

約数和(自身を除く): 116037651

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 147, 215, 245, 301, 645, 735, 903, 1505, 2107, 4057, 4515, 6321, 10535, 12171, 20285, 28399, 31605, 60855, 85197, 141995, 174451, 198793, 425985, 523353, 596379, 872255, 993965, 1221157, 2616765, 2981895, 3663471, 6105785, 8548099, 18317355, 25644297, 42740495, 128221485]

約数ペア:

[(1, 128221485), (3, 42740495), (5, 25644297), (7, 18317355), (15, 8548099), (21, 6105785), (35, 3663471), (43, 2981895), (49, 2616765), (105, 1221157), (129, 993965), (147, 872255), (215, 596379), (245, 523353), (301, 425985), (645, 198793), (735, 174451), (903, 141995), (1505, 85197), (2107, 60855), (4057, 31605), (4515, 28399), (6321, 20285), (10535, 12171)]