28163086

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:768

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 22640114

約数列:

[1, 2, 7, 14, 23, 46, 149, 161, 298, 322, 587, 1043, 1174, 2086, 3427, 4109, 6854, 8218, 13501, 23989, 27002, 47978, 87463, 94507, 174926, 189014, 612241, 1224482, 2011649, 4023298, 14081543, 28163086]

約数ペア:

[(1, 28163086), (2, 14081543), (7, 4023298), (14, 2011649), (23, 1224482), (46, 612241), (149, 189014), (161, 174926), (298, 94507), (322, 87463), (587, 47978), (1043, 27002), (1174, 23989), (2086, 13501), (3427, 8218), (4109, 6854)]