215448255

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 425598624

約数和(自身を除く): 210150369

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 137, 165, 297, 353, 405, 411, 495, 685, 891, 1059, 1233, 1485, 1507, 1765, 2055, 3177, 3699, 3883, 4455, 4521, 5295, 6165, 7535, 9531, 11097, 11649, 13563, 15885, 18495, 19415, 22605, 28593, 34947, 40689, 47655, 48361, 55485, 58245, 67815, 104841, 122067, 142965, 145083, 174735, 203445, 241805, 314523, 435249, 524205, 531971, 610335, 725415, 1305747, 1572615, 1595913, 2176245, 2659855, 3917241, 4787739, 6528735, 7979565, 14363217, 19586205, 23938695, 43089651, 71816085, 215448255]

約数ペア:

[(1, 215448255), (3, 71816085), (5, 43089651), (9, 23938695), (11, 19586205), (15, 14363217), (27, 7979565), (33, 6528735), (45, 4787739), (55, 3917241), (81, 2659855), (99, 2176245), (135, 1595913), (137, 1572615), (165, 1305747), (297, 725415), (353, 610335), (405, 531971), (411, 524205), (495, 435249), (685, 314523), (891, 241805), (1059, 203445), (1233, 174735), (1485, 145083), (1507, 142965), (1765, 122067), (2055, 104841), (3177, 67815), (3699, 58245), (3883, 55485), (4455, 48361), (4521, 47655), (5295, 40689), (6165, 34947), (7535, 28593), (9531, 22605), (11097, 19415), (11649, 18495), (13563, 15885)]