69442893

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 114488640

約数和(自身を除く): 45045747

約数列:

[1, 3, 9, 13, 27, 39, 43, 107, 117, 129, 321, 351, 387, 559, 963, 1161, 1391, 1677, 1849, 2889, 4173, 4601, 5031, 5547, 12519, 13803, 15093, 16641, 24037, 37557, 41409, 49923, 59813, 72111, 124227, 179439, 197843, 216333, 538317, 593529, 648999, 1614951, 1780587, 2571959, 5341761, 7715877, 23147631, 69442893]

約数ペア:

[(1, 69442893), (3, 23147631), (9, 7715877), (13, 5341761), (27, 2571959), (39, 1780587), (43, 1614951), (107, 648999), (117, 593529), (129, 538317), (321, 216333), (351, 197843), (387, 179439), (559, 124227), (963, 72111), (1161, 59813), (1391, 49923), (1677, 41409), (1849, 37557), (2889, 24037), (4173, 16641), (4601, 15093), (5031, 13803), (5547, 12519)]