242138835

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 449740800

約数和(自身を除く): 207601965

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 127, 135, 145, 261, 381, 435, 487, 635, 783, 1143, 1305, 1461, 1905, 2435, 3429, 3683, 3915, 4383, 5715, 7305, 11049, 13149, 14123, 17145, 18415, 21915, 33147, 42369, 55245, 61849, 65745, 70615, 99441, 127107, 165735, 185547, 211845, 309245, 381321, 497205, 556641, 635535, 927735, 1669923, 1793621, 1906605, 2783205, 5380863, 8349615, 8968105, 16142589, 26904315, 48427767, 80712945, 242138835]

約数ペア:

[(1, 242138835), (3, 80712945), (5, 48427767), (9, 26904315), (15, 16142589), (27, 8968105), (29, 8349615), (45, 5380863), (87, 2783205), (127, 1906605), (135, 1793621), (145, 1669923), (261, 927735), (381, 635535), (435, 556641), (487, 497205), (635, 381321), (783, 309245), (1143, 211845), (1305, 185547), (1461, 165735), (1905, 127107), (2435, 99441), (3429, 70615), (3683, 65745), (3915, 61849), (4383, 55245), (5715, 42369), (7305, 33147), (11049, 21915), (13149, 18415), (14123, 17145)]