139319642

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 72

約数和(自身を含む): 276554880

約数和(自身を除く): 137235238

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 121, 154, 217, 242, 341, 379, 434, 539, 682, 758, 847, 1078, 1519, 1694, 2387, 2653, 3038, 3751, 4169, 4774, 5306, 5929, 7502, 8338, 11749, 11858, 16709, 18571, 23498, 26257, 29183, 33418, 37142, 45859, 52514, 58366, 82243, 91718, 129239, 164486, 183799, 204281, 258478, 321013, 367598, 408562, 575701, 642026, 904673, 1151402, 1421629, 1809346, 2247091, 2843258, 4494182, 6332711, 9951403, 12665422, 19902806, 69659821, 139319642]

約数ペア:

[(1, 139319642), (2, 69659821), (7, 19902806), (11, 12665422), (14, 9951403), (22, 6332711), (31, 4494182), (49, 2843258), (62, 2247091), (77, 1809346), (98, 1421629), (121, 1151402), (154, 904673), (217, 642026), (242, 575701), (341, 408562), (379, 367598), (434, 321013), (539, 258478), (682, 204281), (758, 183799), (847, 164486), (1078, 129239), (1519, 91718), (1694, 82243), (2387, 58366), (2653, 52514), (3038, 45859), (3751, 37142), (4169, 33418), (4774, 29183), (5306, 26257), (5929, 23498), (7502, 18571), (8338, 16709), (11749, 11858)]