27649921

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 32208000

約数和(自身を除く): 4558079

約数列:

[1, 13, 19, 79, 109, 169, 247, 1027, 1417, 1501, 2071, 3211, 8611, 13351, 18421, 19513, 26923, 111943, 163609, 253669, 349999, 1455259, 2126917, 27649921]

約数ペア:

[(1, 27649921), (13, 2126917), (19, 1455259), (79, 349999), (109, 253669), (169, 163609), (247, 111943), (1027, 26923), (1417, 19513), (1501, 18421), (2071, 13351), (3211, 8611)]