31560485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 43925760

約数和(自身を除く): 12365275

約数列:

[1, 5, 11, 23, 55, 61, 115, 253, 305, 409, 671, 1265, 1403, 2045, 3355, 4499, 7015, 9407, 15433, 22495, 24949, 47035, 77165, 103477, 124745, 274439, 517385, 573827, 1372195, 2869135, 6312097, 31560485]

約数ペア:

[(1, 31560485), (5, 6312097), (11, 2869135), (23, 1372195), (55, 573827), (61, 517385), (115, 274439), (253, 124745), (305, 103477), (409, 77165), (671, 47035), (1265, 24949), (1403, 22495), (2045, 15433), (3355, 9407), (4499, 7015)]