2912521521

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{226991}}^1$

素因数の和:227061

約数の個数: 32

約数和(自身を含む): 4881235968

約数和(自身を除く): 1968714447

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 4277, 12831, 226991, 680973, 1588937, 2950883, 4766811, 8852649, 10668577, 20656181, 32005731, 61968543, 74680039, 138691501, 224040117, 416074503, 970840507, 2912521521]

約数ペア:

[(1, 2912521521), (3, 970840507), (7, 416074503), (13, 224040117), (21, 138691501), (39, 74680039), (47, 61968543), (91, 32005731), (141, 20656181), (273, 10668577), (329, 8852649), (611, 4766811), (987, 2950883), (1833, 1588937), (4277, 680973), (12831, 226991)]