149489998

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 276369408

約数和(自身を除く): 126879410

約数列:

[1, 2, 7, 14, 31, 53, 62, 67, 97, 106, 134, 194, 217, 371, 434, 469, 679, 742, 938, 1358, 1643, 2077, 3007, 3286, 3551, 4154, 5141, 6014, 6499, 7102, 10282, 11501, 12998, 14539, 21049, 23002, 24857, 29078, 35987, 42098, 45493, 49714, 71974, 90986, 110081, 159371, 201469, 220162, 318742, 344447, 402938, 688894, 770567, 1115597, 1410283, 1541134, 2231194, 2411129, 2820566, 4822258, 10677857, 21355714, 74744999, 149489998]

約数ペア:

[(1, 149489998), (2, 74744999), (7, 21355714), (14, 10677857), (31, 4822258), (53, 2820566), (62, 2411129), (67, 2231194), (97, 1541134), (106, 1410283), (134, 1115597), (194, 770567), (217, 688894), (371, 402938), (434, 344447), (469, 318742), (679, 220162), (742, 201469), (938, 159371), (1358, 110081), (1643, 90986), (2077, 71974), (3007, 49714), (3286, 45493), (3551, 42098), (4154, 35987), (5141, 29078), (6014, 24857), (6499, 23002), (7102, 21049), (10282, 14539), (11501, 12998)]