200407815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{261971}}^1$

素因数の和:261999

約数の個数: 24

約数和(自身を含む): 367808688

約数和(自身を除く): 167400873

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 261971, 785913, 1309855, 2357739, 3929565, 4453507, 11788695, 13360521, 22267535, 40081563, 66802605, 200407815]

約数ペア:

[(1, 200407815), (3, 66802605), (5, 40081563), (9, 22267535), (15, 13360521), (17, 11788695), (45, 4453507), (51, 3929565), (85, 2357739), (153, 1309855), (255, 785913), (765, 261971)]