138847478

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6779}}^1$

素因数の和:6825

約数の個数: 48

約数和(自身を含む): 278251200

約数和(自身を除く): 139403722

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 418, 539, 931, 1078, 1463, 1862, 2926, 6779, 10241, 13558, 20482, 47453, 74569, 94906, 128801, 149138, 257602, 332171, 521983, 664342, 901607, 1043966, 1416811, 1803214, 2833622, 3653881, 6311249, 7307762, 9917677, 12622498, 19835354, 69423739, 138847478]

約数ペア:

[(1, 138847478), (2, 69423739), (7, 19835354), (11, 12622498), (14, 9917677), (19, 7307762), (22, 6311249), (38, 3653881), (49, 2833622), (77, 1803214), (98, 1416811), (133, 1043966), (154, 901607), (209, 664342), (266, 521983), (418, 332171), (539, 257602), (931, 149138), (1078, 128801), (1463, 94906), (1862, 74569), (2926, 47453), (6779, 20482), (10241, 13558)]