15722756

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 35071680

約数和(自身を除く): 19348924

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 67, 68, 116, 119, 134, 203, 238, 268, 289, 406, 469, 476, 493, 578, 812, 938, 986, 1139, 1156, 1876, 1943, 1972, 2023, 2278, 3451, 3886, 4046, 4556, 6902, 7772, 7973, 8092, 8381, 13601, 13804, 15946, 16762, 19363, 27202, 31892, 33031, 33524, 38726, 54404, 58667, 66062, 77452, 117334, 132124, 135541, 231217, 234668, 271082, 462434, 542164, 561527, 924868, 1123054, 2246108, 3930689, 7861378, 15722756]

約数ペア:

[(1, 15722756), (2, 7861378), (4, 3930689), (7, 2246108), (14, 1123054), (17, 924868), (28, 561527), (29, 542164), (34, 462434), (58, 271082), (67, 234668), (68, 231217), (116, 135541), (119, 132124), (134, 117334), (203, 77452), (238, 66062), (268, 58667), (289, 54404), (406, 38726), (469, 33524), (476, 33031), (493, 31892), (578, 27202), (812, 19363), (938, 16762), (986, 15946), (1139, 13804), (1156, 13601), (1876, 8381), (1943, 8092), (1972, 7973), (2023, 7772), (2278, 6902), (3451, 4556), (3886, 4046)]