257191368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{90053}}^1$

素因数の和:90086

約数の個数: 64

約数和(自身を含む): 778066560

約数和(自身を除く): 520875192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 90053, 180106, 270159, 360212, 540318, 630371, 720424, 1080636, 1260742, 1530901, 1891113, 2161272, 2521484, 3061802, 3782226, 4592703, 5042968, 6123604, 7564452, 9185406, 10716307, 12247208, 15128904, 18370812, 21432614, 32148921, 36741624, 42865228, 64297842, 85730456, 128595684, 257191368]

約数ペア:

[(1, 257191368), (2, 128595684), (3, 85730456), (4, 64297842), (6, 42865228), (7, 36741624), (8, 32148921), (12, 21432614), (14, 18370812), (17, 15128904), (21, 12247208), (24, 10716307), (28, 9185406), (34, 7564452), (42, 6123604), (51, 5042968), (56, 4592703), (68, 3782226), (84, 3061802), (102, 2521484), (119, 2161272), (136, 1891113), (168, 1530901), (204, 1260742), (238, 1080636), (357, 720424), (408, 630371), (476, 540318), (714, 360212), (952, 270159), (1428, 180106), (2856, 90053)]