80260047

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{3529}}^1$

素因数の和:3580

約数の個数: 36

約数和(自身を含む): 139872720

約数和(自身を除く): 59612673

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 1083, 1197, 2527, 3249, 3529, 7581, 10587, 22743, 24703, 31761, 67051, 74109, 201153, 222327, 469357, 603459, 1273969, 1408071, 3821907, 4224213, 8917783, 11465721, 26753349, 80260047]

約数ペア:

[(1, 80260047), (3, 26753349), (7, 11465721), (9, 8917783), (19, 4224213), (21, 3821907), (57, 1408071), (63, 1273969), (133, 603459), (171, 469357), (361, 222327), (399, 201153), (1083, 74109), (1197, 67051), (2527, 31761), (3249, 24703), (3529, 22743), (7581, 10587)]