249517188

素因数分解:

$2^2\times 3^2\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 640949400

約数和(自身を除く): 391432212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 149, 181, 257, 298, 362, 447, 514, 543, 596, 724, 771, 894, 1028, 1086, 1341, 1542, 1629, 1788, 2172, 2313, 2682, 3084, 3258, 4626, 5364, 6516, 9252, 26969, 38293, 46517, 53938, 76586, 80907, 93034, 107876, 114879, 139551, 153172, 161814, 186068, 229758, 242721, 279102, 323628, 344637, 418653, 459516, 485442, 558204, 689274, 837306, 970884, 1378548, 1674612, 6931033, 13862066, 20793099, 27724132, 41586198, 62379297, 83172396, 124758594, 249517188]

約数ペア:

[(1, 249517188), (2, 124758594), (3, 83172396), (4, 62379297), (6, 41586198), (9, 27724132), (12, 20793099), (18, 13862066), (36, 6931033), (149, 1674612), (181, 1378548), (257, 970884), (298, 837306), (362, 689274), (447, 558204), (514, 485442), (543, 459516), (596, 418653), (724, 344637), (771, 323628), (894, 279102), (1028, 242721), (1086, 229758), (1341, 186068), (1542, 161814), (1629, 153172), (1788, 139551), (2172, 114879), (2313, 107876), (2682, 93034), (3084, 80907), (3258, 76586), (4626, 53938), (5364, 46517), (6516, 38293), (9252, 26969)]