211928528

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{15901}}^1$

素因数の和:15940

約数の個数: 60

約数和(自身を含む): 505779012

約数和(自身を除く): 293850484

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1666, 1904, 3332, 6664, 13328, 15901, 31802, 63604, 111307, 127208, 222614, 254416, 270317, 445228, 540634, 779149, 890456, 1081268, 1558298, 1780912, 1892219, 2162536, 3116596, 3784438, 4325072, 6233192, 7568876, 12466384, 13245533, 15137752, 26491066, 30275504, 52982132, 105964264, 211928528]

約数ペア:

[(1, 211928528), (2, 105964264), (4, 52982132), (7, 30275504), (8, 26491066), (14, 15137752), (16, 13245533), (17, 12466384), (28, 7568876), (34, 6233192), (49, 4325072), (56, 3784438), (68, 3116596), (98, 2162536), (112, 1892219), (119, 1780912), (136, 1558298), (196, 1081268), (238, 890456), (272, 779149), (392, 540634), (476, 445228), (784, 270317), (833, 254416), (952, 222614), (1666, 127208), (1904, 111307), (3332, 63604), (6664, 31802), (13328, 15901)]