209492056

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 419839200

約数和(自身を除く): 210347144

約数列:

[1, 2, 4, 8, 29, 58, 61, 113, 116, 122, 131, 226, 232, 244, 262, 452, 488, 524, 904, 1048, 1769, 3277, 3538, 3799, 6554, 6893, 7076, 7598, 7991, 13108, 13786, 14152, 14803, 15196, 15982, 26216, 27572, 29606, 30392, 31964, 55144, 59212, 63928, 118424, 199897, 231739, 399794, 429287, 463478, 799588, 858574, 902983, 926956, 1599176, 1717148, 1805966, 1853912, 3434296, 3611932, 7223864, 26186507, 52373014, 104746028, 209492056]

約数ペア:

[(1, 209492056), (2, 104746028), (4, 52373014), (8, 26186507), (29, 7223864), (58, 3611932), (61, 3434296), (113, 1853912), (116, 1805966), (122, 1717148), (131, 1599176), (226, 926956), (232, 902983), (244, 858574), (262, 799588), (452, 463478), (488, 429287), (524, 399794), (904, 231739), (1048, 199897), (1769, 118424), (3277, 63928), (3538, 59212), (3799, 55144), (6554, 31964), (6893, 30392), (7076, 29606), (7598, 27572), (7991, 26216), (13108, 15982), (13786, 15196), (14152, 14803)]