201784815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{1381}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 372542976

約数和(自身を除く): 170758161

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 191, 255, 573, 765, 955, 1381, 1719, 2865, 3247, 4143, 6905, 8595, 9741, 12429, 16235, 20715, 23477, 29223, 48705, 62145, 70431, 117385, 146115, 211293, 263771, 352155, 791313, 1056465, 1318855, 2373939, 3956565, 4484107, 11869695, 13452321, 22420535, 40356963, 67261605, 201784815]

約数ペア:

[(1, 201784815), (3, 67261605), (5, 40356963), (9, 22420535), (15, 13452321), (17, 11869695), (45, 4484107), (51, 3956565), (85, 2373939), (153, 1318855), (191, 1056465), (255, 791313), (573, 352155), (765, 263771), (955, 211293), (1381, 146115), (1719, 117385), (2865, 70431), (3247, 62145), (4143, 48705), (6905, 29223), (8595, 23477), (9741, 20715), (12429, 16235)]