389861836

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8053}}^1$

素因数の和:8103

約数の個数: 72

約数和(自身を含む): 899792880

約数和(自身を除く): 509931044

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 49, 52, 76, 91, 98, 133, 182, 196, 247, 266, 364, 494, 532, 637, 931, 988, 1274, 1729, 1862, 2548, 3458, 3724, 6916, 8053, 12103, 16106, 24206, 32212, 48412, 56371, 104689, 112742, 153007, 209378, 225484, 306014, 394597, 418756, 612028, 732823, 789194, 1071049, 1465646, 1578388, 1989091, 2142098, 2931292, 3978182, 4284196, 5129761, 7497343, 7956364, 10259522, 13923637, 14994686, 20519044, 27847274, 29989372, 55694548, 97465459, 194930918, 389861836]

約数ペア:

[(1, 389861836), (2, 194930918), (4, 97465459), (7, 55694548), (13, 29989372), (14, 27847274), (19, 20519044), (26, 14994686), (28, 13923637), (38, 10259522), (49, 7956364), (52, 7497343), (76, 5129761), (91, 4284196), (98, 3978182), (133, 2931292), (182, 2142098), (196, 1989091), (247, 1578388), (266, 1465646), (364, 1071049), (494, 789194), (532, 732823), (637, 612028), (931, 418756), (988, 394597), (1274, 306014), (1729, 225484), (1862, 209378), (2548, 153007), (3458, 112742), (3724, 104689), (6916, 56371), (8053, 48412), (12103, 32212), (16106, 24206)]