218357776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149971}}^1$

素因数の和:149999

約数の個数: 40

約数和(自身を含む): 520702784

約数和(自身を除く): 302345008

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 149971, 299942, 599884, 1049797, 1199768, 1949623, 2099594, 2399536, 3899246, 4199188, 7798492, 8398376, 13647361, 15596984, 16796752, 27294722, 31193968, 54589444, 109178888, 218357776]

約数ペア:

[(1, 218357776), (2, 109178888), (4, 54589444), (7, 31193968), (8, 27294722), (13, 16796752), (14, 15596984), (16, 13647361), (26, 8398376), (28, 7798492), (52, 4199188), (56, 3899246), (91, 2399536), (104, 2099594), (112, 1949623), (182, 1199768), (208, 1049797), (364, 599884), (728, 299942), (1456, 149971)]