216591876

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^2\times {\mathrm{1129}}^1$

素因数の和:1285

約数の個数: 54

約数和(自身を含む): 555590490

約数和(自身を除く): 338998614

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1129, 1314, 2258, 2628, 3387, 4516, 5329, 6774, 10161, 10658, 13548, 15987, 20322, 21316, 31974, 40644, 47961, 63948, 82417, 95922, 164834, 191844, 247251, 329668, 494502, 741753, 989004, 1483506, 2967012, 6016441, 12032882, 18049323, 24065764, 36098646, 54147969, 72197292, 108295938, 216591876]

約数ペア:

[(1, 216591876), (2, 108295938), (3, 72197292), (4, 54147969), (6, 36098646), (9, 24065764), (12, 18049323), (18, 12032882), (36, 6016441), (73, 2967012), (146, 1483506), (219, 989004), (292, 741753), (438, 494502), (657, 329668), (876, 247251), (1129, 191844), (1314, 164834), (2258, 95922), (2628, 82417), (3387, 63948), (4516, 47961), (5329, 40644), (6774, 31974), (10161, 21316), (10658, 20322), (13548, 15987)]