7205985

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2027}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 12654720

約数和(自身を除く): 5448735

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 2027, 3555, 6081, 10135, 18243, 30405, 91215, 160133, 480399, 800665, 1441197, 2401995, 7205985]

約数ペア:

[(1, 7205985), (3, 2401995), (5, 1441197), (9, 800665), (15, 480399), (45, 160133), (79, 91215), (237, 30405), (395, 18243), (711, 10135), (1185, 6081), (2027, 3555)]