690897

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 32

約数和(自身を含む): 1105920

約数和(自身を除く): 415023

約数列:

[1, 3, 17, 19, 23, 31, 51, 57, 69, 93, 323, 391, 437, 527, 589, 713, 969, 1173, 1311, 1581, 1767, 2139, 7429, 10013, 12121, 13547, 22287, 30039, 36363, 40641, 230299, 690897]

約数ペア:

[(1, 690897), (3, 230299), (17, 40641), (19, 36363), (23, 30039), (31, 22287), (51, 13547), (57, 12121), (69, 10013), (93, 7429), (323, 2139), (391, 1767), (437, 1581), (527, 1311), (589, 1173), (713, 969)]