123395965

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 195379200

約数和(自身を除く): 71983235

約数列:

[1, 5, 7, 11, 31, 35, 49, 55, 77, 155, 211, 217, 245, 341, 343, 385, 539, 1055, 1085, 1477, 1519, 1705, 1715, 2321, 2387, 2695, 3773, 6541, 7385, 7595, 10339, 10633, 11605, 11935, 16247, 16709, 18865, 32705, 45787, 51695, 53165, 71951, 72373, 81235, 83545, 113729, 116963, 228935, 320509, 359755, 361865, 503657, 568645, 584815, 796103, 1602545, 2243563, 2518285, 3525599, 3980515, 11217815, 17627995, 24679193, 123395965]

約数ペア:

[(1, 123395965), (5, 24679193), (7, 17627995), (11, 11217815), (31, 3980515), (35, 3525599), (49, 2518285), (55, 2243563), (77, 1602545), (155, 796103), (211, 584815), (217, 568645), (245, 503657), (341, 361865), (343, 359755), (385, 320509), (539, 228935), (1055, 116963), (1085, 113729), (1477, 83545), (1519, 81235), (1705, 72373), (1715, 71951), (2321, 53165), (2387, 51695), (2695, 45787), (3773, 32705), (6541, 18865), (7385, 16709), (7595, 16247), (10339, 11935), (10633, 11605)]