13561376

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 28672056

約数和(自身を除く): 15110680

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 97, 136, 194, 257, 272, 388, 514, 544, 776, 1028, 1552, 1649, 2056, 3104, 3298, 4112, 4369, 6596, 8224, 8738, 13192, 17476, 24929, 26384, 34952, 49858, 52768, 69904, 99716, 139808, 199432, 398864, 423793, 797728, 847586, 1695172, 3390344, 6780688, 13561376]

約数ペア:

[(1, 13561376), (2, 6780688), (4, 3390344), (8, 1695172), (16, 847586), (17, 797728), (32, 423793), (34, 398864), (68, 199432), (97, 139808), (136, 99716), (194, 69904), (257, 52768), (272, 49858), (388, 34952), (514, 26384), (544, 24929), (776, 17476), (1028, 13192), (1552, 8738), (1649, 8224), (2056, 6596), (3104, 4369), (3298, 4112)]