6857109

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 12147840

約数和(自身を除く): 5290731

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 73, 147, 189, 213, 219, 441, 497, 511, 639, 657, 1323, 1491, 1533, 1917, 1971, 3479, 3577, 4473, 4599, 5183, 10437, 10731, 13419, 13797, 15549, 31311, 32193, 36281, 46647, 93933, 96579, 108843, 139941, 253967, 326529, 761901, 979587, 2285703, 6857109]

約数ペア:

[(1, 6857109), (3, 2285703), (7, 979587), (9, 761901), (21, 326529), (27, 253967), (49, 139941), (63, 108843), (71, 96579), (73, 93933), (147, 46647), (189, 36281), (213, 32193), (219, 31311), (441, 15549), (497, 13797), (511, 13419), (639, 10731), (657, 10437), (1323, 5183), (1491, 4599), (1533, 4473), (1917, 3577), (1971, 3479)]