13128075

素因数分解:

$3^5\times 5^2\times {\mathrm{2161}}^1$

素因数の和:2186

約数の個数: 36

約数和(自身を含む): 24396008

約数和(自身を除く): 11267933

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 2161, 6075, 6483, 10805, 19449, 32415, 54025, 58347, 97245, 162075, 175041, 291735, 486225, 525123, 875205, 1458675, 2625615, 4376025, 13128075]

約数ペア:

[(1, 13128075), (3, 4376025), (5, 2625615), (9, 1458675), (15, 875205), (25, 525123), (27, 486225), (45, 291735), (75, 175041), (81, 162075), (135, 97245), (225, 58347), (243, 54025), (405, 32415), (675, 19449), (1215, 10805), (2025, 6483), (2161, 6075)]