268554819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{647}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 400619520

約数和(自身を除く): 132064701

約数列:

[1, 3, 13, 29, 39, 87, 367, 377, 647, 1101, 1131, 1941, 4771, 8411, 10643, 14313, 18763, 25233, 31929, 56289, 138359, 237449, 243919, 415077, 712347, 731757, 3086837, 6886021, 9260511, 20658063, 89518273, 268554819]

約数ペア:

[(1, 268554819), (3, 89518273), (13, 20658063), (29, 9260511), (39, 6886021), (87, 3086837), (367, 731757), (377, 712347), (647, 415077), (1101, 243919), (1131, 237449), (1941, 138359), (4771, 56289), (8411, 31929), (10643, 25233), (14313, 18763)]