8654139

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 15069600

約数和(自身を除く): 6415461

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 171, 221, 229, 247, 323, 663, 687, 741, 969, 1989, 2061, 2223, 2907, 2977, 3893, 4199, 4351, 8931, 11679, 12597, 13053, 26793, 35037, 37791, 39159, 50609, 56563, 73967, 151827, 169689, 221901, 455481, 509067, 665703, 961571, 2884713, 8654139]

約数ペア:

[(1, 8654139), (3, 2884713), (9, 961571), (13, 665703), (17, 509067), (19, 455481), (39, 221901), (51, 169689), (57, 151827), (117, 73967), (153, 56563), (171, 50609), (221, 39159), (229, 37791), (247, 35037), (323, 26793), (663, 13053), (687, 12597), (741, 11679), (969, 8931), (1989, 4351), (2061, 4199), (2223, 3893), (2907, 2977)]