971312615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{68863}}^1$

素因数の和:68919

約数の個数: 32

約数和(自身を含む): 1480851456

約数和(自身を除く): 509538841

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2821, 14105, 68863, 344315, 482041, 895219, 2134753, 2410205, 4476095, 6266533, 10673765, 14943271, 27751789, 31332665, 74716355, 138758945, 194262523, 971312615]

約数ペア:

[(1, 971312615), (5, 194262523), (7, 138758945), (13, 74716355), (31, 31332665), (35, 27751789), (65, 14943271), (91, 10673765), (155, 6266533), (217, 4476095), (403, 2410205), (455, 2134753), (1085, 895219), (2015, 482041), (2821, 344315), (14105, 68863)]