18484185

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 31570560

約数和(自身を除く): 13086375

約数列:

[1, 3, 5, 15, 17, 51, 85, 173, 255, 419, 519, 865, 1257, 2095, 2595, 2941, 6285, 7123, 8823, 14705, 21369, 35615, 44115, 72487, 106845, 217461, 362435, 1087305, 1232279, 3696837, 6161395, 18484185]

約数ペア:

[(1, 18484185), (3, 6161395), (5, 3696837), (15, 1232279), (17, 1087305), (51, 362435), (85, 217461), (173, 106845), (255, 72487), (419, 44115), (519, 35615), (865, 21369), (1257, 14705), (2095, 8823), (2595, 7123), (2941, 6285)]