9980235

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1693}}^1$

素因数の和:1835

約数の個数: 24

約数和(自身を含む): 17441424

約数和(自身を除く): 7461189

約数列:

[1, 3, 5, 9, 15, 45, 131, 393, 655, 1179, 1693, 1965, 5079, 5895, 8465, 15237, 25395, 76185, 221783, 665349, 1108915, 1996047, 3326745, 9980235]

約数ペア:

[(1, 9980235), (3, 3326745), (5, 1996047), (9, 1108915), (15, 665349), (45, 221783), (131, 76185), (393, 25395), (655, 15237), (1179, 8465), (1693, 5895), (1965, 5079)]