208547284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 406397376

約数和(自身を除く): 197850092

約数列:

[1, 2, 4, 11, 22, 44, 97, 131, 194, 262, 373, 388, 524, 746, 1067, 1441, 1492, 2134, 2882, 4103, 4268, 5764, 8206, 12707, 16412, 25414, 36181, 48863, 50828, 72362, 97726, 139777, 144724, 195452, 279554, 397991, 537493, 559108, 795982, 1074986, 1591964, 2149972, 4739711, 9479422, 18958844, 52136821, 104273642, 208547284]

約数ペア:

[(1, 208547284), (2, 104273642), (4, 52136821), (11, 18958844), (22, 9479422), (44, 4739711), (97, 2149972), (131, 1591964), (194, 1074986), (262, 795982), (373, 559108), (388, 537493), (524, 397991), (746, 279554), (1067, 195452), (1441, 144724), (1492, 139777), (2134, 97726), (2882, 72362), (4103, 50828), (4268, 48863), (5764, 36181), (8206, 25414), (12707, 16412)]