277984

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:107

約数の個数: 48

約数和(自身を含む): 671328

約数和(自身を除く): 393344

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 73, 112, 119, 136, 146, 224, 238, 272, 292, 476, 511, 544, 584, 952, 1022, 1168, 1241, 1904, 2044, 2336, 2482, 3808, 4088, 4964, 8176, 8687, 9928, 16352, 17374, 19856, 34748, 39712, 69496, 138992, 277984]

約数ペア:

[(1, 277984), (2, 138992), (4, 69496), (7, 39712), (8, 34748), (14, 19856), (16, 17374), (17, 16352), (28, 9928), (32, 8687), (34, 8176), (56, 4964), (68, 4088), (73, 3808), (112, 2482), (119, 2336), (136, 2044), (146, 1904), (224, 1241), (238, 1168), (272, 1022), (292, 952), (476, 584), (511, 544)]