216910845

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 397267200

約数和(自身を除く): 180356355

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 113, 135, 177, 241, 295, 339, 531, 565, 723, 885, 1017, 1205, 1593, 1695, 2169, 2655, 3051, 3615, 5085, 6507, 6667, 7965, 10845, 14219, 15255, 20001, 27233, 32535, 33335, 42657, 60003, 71095, 81699, 100005, 127971, 136165, 180009, 213285, 245097, 300015, 383913, 408495, 639855, 735291, 900045, 1225485, 1606747, 1919565, 3676455, 4820241, 8033735, 14460723, 24101205, 43382169, 72303615, 216910845]

約数ペア:

[(1, 216910845), (3, 72303615), (5, 43382169), (9, 24101205), (15, 14460723), (27, 8033735), (45, 4820241), (59, 3676455), (113, 1919565), (135, 1606747), (177, 1225485), (241, 900045), (295, 735291), (339, 639855), (531, 408495), (565, 383913), (723, 300015), (885, 245097), (1017, 213285), (1205, 180009), (1593, 136165), (1695, 127971), (2169, 100005), (2655, 81699), (3051, 71095), (3615, 60003), (5085, 42657), (6507, 33335), (6667, 32535), (7965, 27233), (10845, 20001), (14219, 15255)]