18117315

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13883}}^1$

素因数の和:13923

約数の個数: 24

約数和(自身を含む): 32488560

約数和(自身を除く): 14371245

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 13883, 41649, 69415, 124947, 208245, 402607, 624735, 1207821, 2013035, 3623463, 6039105, 18117315]

約数ペア:

[(1, 18117315), (3, 6039105), (5, 3623463), (9, 2013035), (15, 1207821), (29, 624735), (45, 402607), (87, 208245), (145, 124947), (261, 69415), (435, 41649), (1305, 13883)]