80493021

素因数分解:

$3^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 139776000

約数和(自身を除く): 59282979

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 81, 189, 237, 243, 553, 567, 599, 711, 1659, 1701, 1797, 2133, 4193, 4977, 5391, 6399, 12579, 14931, 16173, 19197, 37737, 44793, 47321, 48519, 113211, 134379, 141963, 145557, 331247, 339633, 425889, 993741, 1018899, 1277667, 2981223, 3833001, 8943669, 11499003, 26831007, 80493021]

約数ペア:

[(1, 80493021), (3, 26831007), (7, 11499003), (9, 8943669), (21, 3833001), (27, 2981223), (63, 1277667), (79, 1018899), (81, 993741), (189, 425889), (237, 339633), (243, 331247), (553, 145557), (567, 141963), (599, 134379), (711, 113211), (1659, 48519), (1701, 47321), (1797, 44793), (2133, 37737), (4193, 19197), (4977, 16173), (5391, 14931), (6399, 12579)]