266291217

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{29917}}^1$

素因数の和:29989

約数の個数: 24

約数和(自身を含む): 410714304

約数和(自身を除く): 144423087

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 8901, 29917, 89751, 269253, 688091, 1286431, 2064273, 3859293, 6192819, 11577879, 29587913, 88763739, 266291217]

約数ペア:

[(1, 266291217), (3, 88763739), (9, 29587913), (23, 11577879), (43, 6192819), (69, 3859293), (129, 2064273), (207, 1286431), (387, 688091), (989, 269253), (2967, 89751), (8901, 29917)]