203431210

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{155291}}^1$

素因数の和:155429

約数の個数: 16

約数和(自身を含む): 368973792

約数和(自身を除く): 165542582

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 155291, 310582, 776455, 1552910, 20343121, 40686242, 101715605, 203431210]

約数ペア:

[(1, 203431210), (2, 101715605), (5, 40686242), (10, 20343121), (131, 1552910), (262, 776455), (655, 310582), (1310, 155291)]