7317891

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1249}}^1$

素因数の和:1296

約数の個数: 32

約数和(自身を含む): 12800000

約数和(自身を除く): 5482109

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1249, 1953, 3747, 5859, 8743, 11241, 26229, 33723, 38719, 78687, 116157, 236061, 271033, 348471, 813099, 1045413, 2439297, 7317891]

約数ペア:

[(1, 7317891), (3, 2439297), (7, 1045413), (9, 813099), (21, 348471), (27, 271033), (31, 236061), (63, 116157), (93, 78687), (189, 38719), (217, 33723), (279, 26229), (651, 11241), (837, 8743), (1249, 5859), (1953, 3747)]