209303962

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:731

約数の個数: 64

約数和(自身を含む): 400435200

約数和(自身を除く): 191131238

約数列:

[1, 2, 7, 14, 19, 29, 38, 43, 58, 86, 133, 203, 266, 301, 406, 551, 602, 631, 817, 1102, 1247, 1262, 1634, 2494, 3857, 4417, 5719, 7714, 8729, 8834, 11438, 11989, 17458, 18299, 23693, 23978, 27133, 36598, 47386, 54266, 83923, 128093, 165851, 167846, 189931, 256186, 331702, 347681, 379862, 515527, 695362, 786857, 1031054, 1573714, 2433767, 3608689, 4867534, 5507999, 7217378, 11015998, 14950283, 29900566, 104651981, 209303962]

約数ペア:

[(1, 209303962), (2, 104651981), (7, 29900566), (14, 14950283), (19, 11015998), (29, 7217378), (38, 5507999), (43, 4867534), (58, 3608689), (86, 2433767), (133, 1573714), (203, 1031054), (266, 786857), (301, 695362), (406, 515527), (551, 379862), (602, 347681), (631, 331702), (817, 256186), (1102, 189931), (1247, 167846), (1262, 165851), (1634, 128093), (2494, 83923), (3857, 54266), (4417, 47386), (5719, 36598), (7714, 27133), (8729, 23978), (8834, 23693), (11438, 18299), (11989, 17458)]