243720945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3041}}^1$

素因数の和:3202

約数の個数: 48

約数和(自身を含む): 458417232

約数和(自身を除く): 214696287

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 137, 195, 411, 585, 685, 1233, 1781, 2055, 3041, 5343, 6165, 8905, 9123, 15205, 16029, 26715, 27369, 39533, 45615, 80145, 118599, 136845, 197665, 355797, 416617, 592995, 1249851, 1778985, 2083085, 3749553, 5416021, 6249255, 16248063, 18747765, 27080105, 48744189, 81240315, 243720945]

約数ペア:

[(1, 243720945), (3, 81240315), (5, 48744189), (9, 27080105), (13, 18747765), (15, 16248063), (39, 6249255), (45, 5416021), (65, 3749553), (117, 2083085), (137, 1778985), (195, 1249851), (411, 592995), (585, 416617), (685, 355797), (1233, 197665), (1781, 136845), (2055, 118599), (3041, 80145), (5343, 45615), (6165, 39533), (8905, 27369), (9123, 26715), (15205, 16029)]