203428905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{1231}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 340623360

約数和(自身を除く): 137194455

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 479, 1231, 1437, 2395, 3693, 6155, 7185, 11017, 18465, 28313, 33051, 55085, 84939, 141565, 165255, 424695, 589649, 1768947, 2948245, 8844735, 13561927, 40685781, 67809635, 203428905]

約数ペア:

[(1, 203428905), (3, 67809635), (5, 40685781), (15, 13561927), (23, 8844735), (69, 2948245), (115, 1768947), (345, 589649), (479, 424695), (1231, 165255), (1437, 141565), (2395, 84939), (3693, 55085), (6155, 33051), (7185, 28313), (11017, 18465)]