2572155

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 4848480

約数和(自身を除く): 2276325

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 73, 81, 87, 135, 145, 219, 243, 261, 365, 405, 435, 657, 783, 1095, 1215, 1305, 1971, 2117, 2349, 3285, 3915, 5913, 6351, 7047, 9855, 10585, 11745, 17739, 19053, 29565, 31755, 35235, 57159, 88695, 95265, 171477, 285795, 514431, 857385, 2572155]

約数ペア:

[(1, 2572155), (3, 857385), (5, 514431), (9, 285795), (15, 171477), (27, 95265), (29, 88695), (45, 57159), (73, 35235), (81, 31755), (87, 29565), (135, 19053), (145, 17739), (219, 11745), (243, 10585), (261, 9855), (365, 7047), (405, 6351), (435, 5913), (657, 3915), (783, 3285), (1095, 2349), (1215, 2117), (1305, 1971)]