1348695

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 2594592

約数和(自身を除く): 1245897

約数列:

[1, 3, 5, 9, 15, 17, 41, 43, 45, 51, 85, 123, 129, 153, 205, 215, 255, 369, 387, 615, 645, 697, 731, 765, 1763, 1845, 1935, 2091, 2193, 3485, 3655, 5289, 6273, 6579, 8815, 10455, 10965, 15867, 26445, 29971, 31365, 32895, 79335, 89913, 149855, 269739, 449565, 1348695]

約数ペア:

[(1, 1348695), (3, 449565), (5, 269739), (9, 149855), (15, 89913), (17, 79335), (41, 32895), (43, 31365), (45, 29971), (51, 26445), (85, 15867), (123, 10965), (129, 10455), (153, 8815), (205, 6579), (215, 6273), (255, 5289), (369, 3655), (387, 3485), (615, 2193), (645, 2091), (697, 1935), (731, 1845), (765, 1763)]