28670908

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 65802240

約数和(自身を除く): 37131332

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 31, 34, 58, 62, 67, 68, 116, 119, 124, 134, 203, 217, 238, 268, 406, 434, 469, 476, 493, 527, 812, 868, 899, 938, 986, 1054, 1139, 1798, 1876, 1943, 1972, 2077, 2108, 2278, 3451, 3596, 3689, 3886, 4154, 4556, 6293, 6902, 7378, 7772, 7973, 8308, 12586, 13601, 13804, 14539, 14756, 15283, 15946, 25172, 27202, 29078, 30566, 31892, 33031, 35309, 54404, 58156, 60233, 61132, 66062, 70618, 106981, 120466, 132124, 141236, 213962, 231217, 240932, 247163, 421631, 427924, 462434, 494326, 843262, 924868, 988652, 1023961, 1686524, 2047922, 4095844, 7167727, 14335454, 28670908]

約数ペア:

[(1, 28670908), (2, 14335454), (4, 7167727), (7, 4095844), (14, 2047922), (17, 1686524), (28, 1023961), (29, 988652), (31, 924868), (34, 843262), (58, 494326), (62, 462434), (67, 427924), (68, 421631), (116, 247163), (119, 240932), (124, 231217), (134, 213962), (203, 141236), (217, 132124), (238, 120466), (268, 106981), (406, 70618), (434, 66062), (469, 61132), (476, 60233), (493, 58156), (527, 54404), (812, 35309), (868, 33031), (899, 31892), (938, 30566), (986, 29078), (1054, 27202), (1139, 25172), (1798, 15946), (1876, 15283), (1943, 14756), (1972, 14539), (2077, 13804), (2108, 13601), (2278, 12586), (3451, 8308), (3596, 7973), (3689, 7772), (3886, 7378), (4154, 6902), (4556, 6293)]