128775588

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{261739}}^1$

素因数の和:261787

約数の個数: 24

約数和(自身を含む): 307806240

約数和(自身を除く): 179030652

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 261739, 523478, 785217, 1046956, 1570434, 3140868, 10731299, 21462598, 32193897, 42925196, 64387794, 128775588]

約数ペア:

[(1, 128775588), (2, 64387794), (3, 42925196), (4, 32193897), (6, 21462598), (12, 10731299), (41, 3140868), (82, 1570434), (123, 1046956), (164, 785217), (246, 523478), (492, 261739)]