13719765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 23452416

約数和(自身を除く): 9732651

約数列:

[1, 3, 5, 15, 17, 51, 85, 173, 255, 311, 519, 865, 933, 1555, 2595, 2941, 4665, 5287, 8823, 14705, 15861, 26435, 44115, 53803, 79305, 161409, 269015, 807045, 914651, 2743953, 4573255, 13719765]

約数ペア:

[(1, 13719765), (3, 4573255), (5, 2743953), (15, 914651), (17, 807045), (51, 269015), (85, 161409), (173, 79305), (255, 53803), (311, 44115), (519, 26435), (865, 15861), (933, 14705), (1555, 8823), (2595, 5287), (2941, 4665)]