9975231

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:333

約数の個数: 40

約数和(自身を含む): 17334944

約数和(自身を除く): 7359713

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 241, 511, 567, 657, 723, 1533, 1687, 1971, 2169, 4599, 5061, 5913, 6507, 13797, 15183, 17593, 19521, 41391, 45549, 52779, 123151, 136647, 158337, 369453, 475011, 1108359, 1425033, 3325077, 9975231]

約数ペア:

[(1, 9975231), (3, 3325077), (7, 1425033), (9, 1108359), (21, 475011), (27, 369453), (63, 158337), (73, 136647), (81, 123151), (189, 52779), (219, 45549), (241, 41391), (511, 19521), (567, 17593), (657, 15183), (723, 13797), (1533, 6507), (1687, 5913), (1971, 5061), (2169, 4599)]