139025824

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20021}}^1$

素因数の和:20069

約数の個数: 48

約数和(自身を含む): 322914816

約数和(自身を除く): 183888992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 20021, 40042, 80084, 140147, 160168, 280294, 320336, 560588, 620651, 640672, 1121176, 1241302, 2242352, 2482604, 4344557, 4484704, 4965208, 8689114, 9930416, 17378228, 19860832, 34756456, 69512912, 139025824]

約数ペア:

[(1, 139025824), (2, 69512912), (4, 34756456), (7, 19860832), (8, 17378228), (14, 9930416), (16, 8689114), (28, 4965208), (31, 4484704), (32, 4344557), (56, 2482604), (62, 2242352), (112, 1241302), (124, 1121176), (217, 640672), (224, 620651), (248, 560588), (434, 320336), (496, 280294), (868, 160168), (992, 140147), (1736, 80084), (3472, 40042), (6944, 20021)]