15659278439

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 19657728000

約数和(自身を除く): 3998449561

約数列:

[1, 7, 23, 47, 49, 157, 161, 269, 329, 343, 1081, 1099, 1127, 1883, 2303, 3611, 6187, 7379, 7567, 7693, 7889, 12643, 13181, 16121, 25277, 42233, 43309, 51653, 52969, 53851, 88501, 92267, 169717, 176939, 290789, 295631, 303163, 361571, 370783, 619507, 971359, 1188019, 1238573, 1984951, 2035523, 2069417, 2122141, 2530997, 4336549, 6799513, 8316133, 13894657, 14248661, 14485919, 45653873, 47596591, 58212931, 97262599, 99740627, 319577111, 333176137, 680838193, 2237039777, 15659278439]

約数ペア:

[(1, 15659278439), (7, 2237039777), (23, 680838193), (47, 333176137), (49, 319577111), (157, 99740627), (161, 97262599), (269, 58212931), (329, 47596591), (343, 45653873), (1081, 14485919), (1099, 14248661), (1127, 13894657), (1883, 8316133), (2303, 6799513), (3611, 4336549), (6187, 2530997), (7379, 2122141), (7567, 2069417), (7693, 2035523), (7889, 1984951), (12643, 1238573), (13181, 1188019), (16121, 971359), (25277, 619507), (42233, 370783), (43309, 361571), (51653, 303163), (52969, 295631), (53851, 290789), (88501, 176939), (92267, 169717)]