1856659539

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{18121}}^1$

素因数の和:18196

約数の個数: 48

約数和(自身を含む): 3123652896

約数和(自身を除く): 1266993357

約数列:

[1, 3, 7, 17, 21, 41, 49, 51, 119, 123, 147, 287, 357, 697, 833, 861, 2009, 2091, 2499, 4879, 6027, 14637, 18121, 34153, 54363, 102459, 126847, 308057, 380541, 742961, 887929, 924171, 2156399, 2228883, 2663787, 5200727, 6469197, 12630337, 15094793, 15602181, 36405089, 37891011, 45284379, 88412359, 109215267, 265237077, 618886513, 1856659539]

約数ペア:

[(1, 1856659539), (3, 618886513), (7, 265237077), (17, 109215267), (21, 88412359), (41, 45284379), (49, 37891011), (51, 36405089), (119, 15602181), (123, 15094793), (147, 12630337), (287, 6469197), (357, 5200727), (697, 2663787), (833, 2228883), (861, 2156399), (2009, 924171), (2091, 887929), (2499, 742961), (4879, 380541), (6027, 308057), (14637, 126847), (18121, 102459), (34153, 54363)]