28771624

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3863}}^1$

素因数の和:3902

約数の個数: 48

約数和(自身を含む): 66074400

約数和(自身を除く): 37302776

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 3724, 3863, 7448, 7726, 15452, 27041, 30904, 54082, 73397, 108164, 146794, 189287, 216328, 293588, 378574, 513779, 587176, 757148, 1027558, 1514296, 2055116, 3596453, 4110232, 7192906, 14385812, 28771624]

約数ペア:

[(1, 28771624), (2, 14385812), (4, 7192906), (7, 4110232), (8, 3596453), (14, 2055116), (19, 1514296), (28, 1027558), (38, 757148), (49, 587176), (56, 513779), (76, 378574), (98, 293588), (133, 216328), (152, 189287), (196, 146794), (266, 108164), (392, 73397), (532, 54082), (931, 30904), (1064, 27041), (1862, 15452), (3724, 7726), (3863, 7448)]