31004848

素因数分解:

$2^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:650

約数の個数: 60

約数和(自身を含む): 70990992

約数和(自身を除く): 39986144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 71, 98, 112, 142, 196, 284, 392, 497, 557, 568, 784, 994, 1114, 1136, 1988, 2228, 3479, 3899, 3976, 4456, 6958, 7798, 7952, 8912, 13916, 15596, 27293, 27832, 31192, 39547, 54586, 55664, 62384, 79094, 109172, 158188, 218344, 276829, 316376, 436688, 553658, 632752, 1107316, 1937803, 2214632, 3875606, 4429264, 7751212, 15502424, 31004848]

約数ペア:

[(1, 31004848), (2, 15502424), (4, 7751212), (7, 4429264), (8, 3875606), (14, 2214632), (16, 1937803), (28, 1107316), (49, 632752), (56, 553658), (71, 436688), (98, 316376), (112, 276829), (142, 218344), (196, 158188), (284, 109172), (392, 79094), (497, 62384), (557, 55664), (568, 54586), (784, 39547), (994, 31192), (1114, 27832), (1136, 27293), (1988, 15596), (2228, 13916), (3479, 8912), (3899, 7952), (3976, 7798), (4456, 6958)]