279061209

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 472118400

約数和(自身を除く): 193057191

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 193, 389, 413, 531, 579, 1167, 1239, 1351, 1737, 2723, 3501, 3717, 4053, 8169, 11387, 12159, 22951, 24507, 34161, 68853, 75077, 79709, 102483, 160657, 206559, 225231, 239127, 481971, 525539, 675693, 717381, 1445913, 1576617, 4429543, 4729851, 13288629, 31006801, 39865887, 93020403, 279061209]

約数ペア:

[(1, 279061209), (3, 93020403), (7, 39865887), (9, 31006801), (21, 13288629), (59, 4729851), (63, 4429543), (177, 1576617), (193, 1445913), (389, 717381), (413, 675693), (531, 525539), (579, 481971), (1167, 239127), (1239, 225231), (1351, 206559), (1737, 160657), (2723, 102483), (3501, 79709), (3717, 75077), (4053, 68853), (8169, 34161), (11387, 24507), (12159, 22951)]