3077919

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:141

約数の個数: 40

約数和(自身を含む): 5149760

約数和(自身を除く): 2071841

約数列:

[1, 3, 9, 13, 27, 37, 39, 79, 81, 111, 117, 237, 333, 351, 481, 711, 999, 1027, 1053, 1443, 2133, 2923, 2997, 3081, 4329, 6399, 8769, 9243, 12987, 26307, 27729, 37999, 38961, 78921, 83187, 113997, 236763, 341991, 1025973, 3077919]

約数ペア:

[(1, 3077919), (3, 1025973), (9, 341991), (13, 236763), (27, 113997), (37, 83187), (39, 78921), (79, 38961), (81, 37999), (111, 27729), (117, 26307), (237, 12987), (333, 9243), (351, 8769), (481, 6399), (711, 4329), (999, 3081), (1027, 2997), (1053, 2923), (1443, 2133)]