13272805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{941}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 20256768

約数和(自身を除く): 6983963

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 941, 1085, 2015, 2821, 4705, 6587, 12233, 14105, 29171, 32935, 61165, 85631, 145855, 204197, 379223, 428155, 1020985, 1896115, 2654561, 13272805]

約数ペア:

[(1, 13272805), (5, 2654561), (7, 1896115), (13, 1020985), (31, 428155), (35, 379223), (65, 204197), (91, 145855), (155, 85631), (217, 61165), (403, 32935), (455, 29171), (941, 14105), (1085, 12233), (2015, 6587), (2821, 4705)]