8147451

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 12644352

約数和(自身を除く): 4496901

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 293, 299, 403, 713, 879, 897, 1209, 2139, 3809, 6739, 9083, 9269, 11427, 20217, 27249, 27807, 87607, 118079, 208909, 262821, 354237, 626727, 2715817, 8147451]

約数ペア:

[(1, 8147451), (3, 2715817), (13, 626727), (23, 354237), (31, 262821), (39, 208909), (69, 118079), (93, 87607), (293, 27807), (299, 27249), (403, 20217), (713, 11427), (879, 9269), (897, 9083), (1209, 6739), (2139, 3809)]