1553805

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 3047616

約数和(自身を除く): 1493811

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 73, 99, 129, 165, 215, 219, 365, 387, 473, 495, 645, 657, 803, 1095, 1419, 1935, 2365, 2409, 3139, 3285, 4015, 4257, 7095, 7227, 9417, 12045, 15695, 21285, 28251, 34529, 36135, 47085, 103587, 141255, 172645, 310761, 517935, 1553805]

約数ペア:

[(1, 1553805), (3, 517935), (5, 310761), (9, 172645), (11, 141255), (15, 103587), (33, 47085), (43, 36135), (45, 34529), (55, 28251), (73, 21285), (99, 15695), (129, 12045), (165, 9417), (215, 7227), (219, 7095), (365, 4257), (387, 4015), (473, 3285), (495, 3139), (645, 2409), (657, 2365), (803, 1935), (1095, 1419)]