206549655

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{2081}}^1$

素因数の和:2611

約数の個数: 32

約数和(自身を含む): 356771520

約数和(自身を除く): 150221865

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 509, 1527, 2081, 2545, 6243, 6617, 7635, 10405, 19851, 27053, 31215, 33085, 81159, 99255, 135265, 405795, 1059229, 3177687, 5296145, 13769977, 15888435, 41309931, 68849885, 206549655]

約数ペア:

[(1, 206549655), (3, 68849885), (5, 41309931), (13, 15888435), (15, 13769977), (39, 5296145), (65, 3177687), (195, 1059229), (509, 405795), (1527, 135265), (2081, 99255), (2545, 81159), (6243, 33085), (6617, 31215), (7635, 27053), (10405, 19851)]