66697864

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2053}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 130141440

約数和(自身を除く): 63443576

約数列:

[1, 2, 4, 8, 31, 62, 124, 131, 248, 262, 524, 1048, 2053, 4061, 4106, 8122, 8212, 16244, 16424, 32488, 63643, 127286, 254572, 268943, 509144, 537886, 1075772, 2151544, 8337233, 16674466, 33348932, 66697864]

約数ペア:

[(1, 66697864), (2, 33348932), (4, 16674466), (8, 8337233), (31, 2151544), (62, 1075772), (124, 537886), (131, 509144), (248, 268943), (262, 254572), (524, 127286), (1048, 63643), (2053, 32488), (4061, 16424), (4106, 16244), (8122, 8212)]