291279285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{2957}}^1$

素因数の和:3178

約数の個数: 48

約数和(自身を含む): 553737600

約数和(自身を除く): 262458315

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 199, 495, 597, 995, 1791, 2189, 2957, 2985, 6567, 8871, 8955, 10945, 14785, 19701, 26613, 32527, 32835, 44355, 97581, 98505, 133065, 162635, 292743, 487905, 588443, 1463715, 1765329, 2942215, 5295987, 6472873, 8826645, 19418619, 26479935, 32364365, 58255857, 97093095, 291279285]

約数ペア:

[(1, 291279285), (3, 97093095), (5, 58255857), (9, 32364365), (11, 26479935), (15, 19418619), (33, 8826645), (45, 6472873), (55, 5295987), (99, 2942215), (165, 1765329), (199, 1463715), (495, 588443), (597, 487905), (995, 292743), (1791, 162635), (2189, 133065), (2957, 98505), (2985, 97581), (6567, 44355), (8871, 32835), (8955, 32527), (10945, 26613), (14785, 19701)]