208568727

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{1321}}^1$

素因数の和:1711

約数の個数: 24

約数和(自身を含む): 308110608

約数和(自身を除く): 99541881

約数列:

[1, 3, 9, 53, 159, 331, 477, 993, 1321, 2979, 3963, 11889, 17543, 52629, 70013, 157887, 210039, 437251, 630117, 1311753, 3935259, 23174303, 69522909, 208568727]

約数ペア:

[(1, 208568727), (3, 69522909), (9, 23174303), (53, 3935259), (159, 1311753), (331, 630117), (477, 437251), (993, 210039), (1321, 157887), (2979, 70013), (3963, 52629), (11889, 17543)]