27885321

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:262

約数の個数: 36

約数和(自身を含む): 43677504

約数和(自身を除く): 15792183

約数列:

[1, 3, 9, 17, 51, 71, 151, 153, 213, 289, 453, 639, 867, 1207, 1359, 2567, 2601, 3621, 7701, 10721, 10863, 20519, 23103, 32163, 43639, 61557, 96489, 130917, 182257, 184671, 392751, 546771, 1640313, 3098369, 9295107, 27885321]

約数ペア:

[(1, 27885321), (3, 9295107), (9, 3098369), (17, 1640313), (51, 546771), (71, 392751), (151, 184671), (153, 182257), (213, 130917), (289, 96489), (453, 61557), (639, 43639), (867, 32163), (1207, 23103), (1359, 20519), (2567, 10863), (2601, 10721), (3621, 7701)]