15791139

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6427}}^1$

素因数の和:6456

約数の個数: 32

約数和(自身を含む): 28797440

約数和(自身を除く): 13006301

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 6427, 19281, 44989, 57843, 83551, 134967, 173529, 250653, 404901, 584857, 751959, 1214703, 1754571, 2255877, 5263713, 15791139]

約数ペア:

[(1, 15791139), (3, 5263713), (7, 2255877), (9, 1754571), (13, 1214703), (21, 751959), (27, 584857), (39, 404901), (63, 250653), (91, 173529), (117, 134967), (189, 83551), (273, 57843), (351, 44989), (819, 19281), (2457, 6427)]