7639996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 16683520

約数和(自身を除く): 9043524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 139, 151, 182, 278, 302, 364, 556, 604, 973, 1057, 1807, 1946, 1963, 2114, 3614, 3892, 3926, 4228, 7228, 7852, 12649, 13741, 20989, 25298, 27482, 41978, 50596, 54964, 83956, 146923, 272857, 293846, 545714, 587692, 1091428, 1909999, 3819998, 7639996]

約数ペア:

[(1, 7639996), (2, 3819998), (4, 1909999), (7, 1091428), (13, 587692), (14, 545714), (26, 293846), (28, 272857), (52, 146923), (91, 83956), (139, 54964), (151, 50596), (182, 41978), (278, 27482), (302, 25298), (364, 20989), (556, 13741), (604, 12649), (973, 7852), (1057, 7228), (1807, 4228), (1946, 3926), (1963, 3892), (2114, 3614)]