9897705

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 18285696

約数和(自身を除く): 8387991

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 73, 115, 131, 207, 219, 345, 365, 393, 655, 657, 1035, 1095, 1179, 1679, 1965, 3013, 3285, 5037, 5895, 8395, 9039, 9563, 15065, 15111, 25185, 27117, 28689, 45195, 47815, 75555, 86067, 135585, 143445, 219949, 430335, 659847, 1099745, 1979541, 3299235, 9897705]

約数ペア:

[(1, 9897705), (3, 3299235), (5, 1979541), (9, 1099745), (15, 659847), (23, 430335), (45, 219949), (69, 143445), (73, 135585), (115, 86067), (131, 75555), (207, 47815), (219, 45195), (345, 28689), (365, 27117), (393, 25185), (655, 15111), (657, 15065), (1035, 9563), (1095, 9039), (1179, 8395), (1679, 5895), (1965, 5037), (3013, 3285)]