129472016

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 254817024

約数和(自身を除く): 125345008

約数列:

[1, 2, 4, 8, 16, 131, 223, 262, 277, 446, 524, 554, 892, 1048, 1108, 1784, 2096, 2216, 3568, 4432, 29213, 36287, 58426, 61771, 72574, 116852, 123542, 145148, 233704, 247084, 290296, 467408, 494168, 580592, 988336, 8092001, 16184002, 32368004, 64736008, 129472016]

約数ペア:

[(1, 129472016), (2, 64736008), (4, 32368004), (8, 16184002), (16, 8092001), (131, 988336), (223, 580592), (262, 494168), (277, 467408), (446, 290296), (524, 247084), (554, 233704), (892, 145148), (1048, 123542), (1108, 116852), (1784, 72574), (2096, 61771), (2216, 58426), (3568, 36287), (4432, 29213)]