2540811

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 4290048

約数和(自身を除く): 1749237

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 227, 273, 287, 533, 681, 861, 1589, 1599, 2951, 3731, 4767, 8853, 9307, 11193, 20657, 27921, 61971, 65149, 120991, 195447, 362973, 846937, 2540811]

約数ペア:

[(1, 2540811), (3, 846937), (7, 362973), (13, 195447), (21, 120991), (39, 65149), (41, 61971), (91, 27921), (123, 20657), (227, 11193), (273, 9307), (287, 8853), (533, 4767), (681, 3731), (861, 2951), (1589, 1599)]