243216855

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24907}}^1$

素因数の和:24956

約数の個数: 48

約数和(自身を含む): 497362944

約数和(自身を除く): 254146089

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 9765, 24907, 74721, 124535, 174349, 224163, 373605, 523047, 772117, 871745, 1120815, 1569141, 2316351, 2615235, 3860585, 5404819, 6949053, 7845705, 11581755, 16214457, 27024095, 34745265, 48643371, 81072285, 243216855]

約数ペア:

[(1, 243216855), (3, 81072285), (5, 48643371), (7, 34745265), (9, 27024095), (15, 16214457), (21, 11581755), (31, 7845705), (35, 6949053), (45, 5404819), (63, 3860585), (93, 2615235), (105, 2316351), (155, 1569141), (217, 1120815), (279, 871745), (315, 772117), (465, 523047), (651, 373605), (1085, 224163), (1395, 174349), (1953, 124535), (3255, 74721), (9765, 24907)]