18170805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 13163595

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 1699, 2139, 3565, 5097, 8495, 10695, 25485, 39077, 52669, 117231, 158007, 195385, 263345, 586155, 790035, 1211387, 3634161, 6056935, 18170805]

約数ペア:

[(1, 18170805), (3, 6056935), (5, 3634161), (15, 1211387), (23, 790035), (31, 586155), (69, 263345), (93, 195385), (115, 158007), (155, 117231), (345, 52669), (465, 39077), (713, 25485), (1699, 10695), (2139, 8495), (3565, 5097)]