208220223603

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{313}}^1\times {\mathrm{87751}}^1$

素因数の和:88112

約数の個数: 48

約数和(自身を含む): 335939928576

約数和(自身を除く): 127719704973

約数列:

[1, 3, 7, 19, 21, 57, 133, 313, 361, 399, 939, 1083, 2191, 2527, 5947, 6573, 7581, 17841, 41629, 87751, 112993, 124887, 263253, 338979, 614257, 790951, 1667269, 1842771, 2372853, 5001807, 11670883, 27466063, 31678111, 35012649, 82398189, 95034333, 192262441, 221746777, 521855197, 576787323, 665240331, 1565565591, 3652986379, 9915248743, 10958959137, 29745746229, 69406741201, 208220223603]

約数ペア:

[(1, 208220223603), (3, 69406741201), (7, 29745746229), (19, 10958959137), (21, 9915248743), (57, 3652986379), (133, 1565565591), (313, 665240331), (361, 576787323), (399, 521855197), (939, 221746777), (1083, 192262441), (2191, 95034333), (2527, 82398189), (5947, 35012649), (6573, 31678111), (7581, 27466063), (17841, 11670883), (41629, 5001807), (87751, 2372853), (112993, 1842771), (124887, 1667269), (263253, 790951), (338979, 614257)]