27287315

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 39299904

約数和(自身を除く): 12012589

約数列:

[1, 5, 11, 23, 37, 53, 55, 115, 121, 185, 253, 265, 407, 583, 605, 851, 1219, 1265, 1961, 2035, 2783, 2915, 4255, 4477, 6095, 6413, 9361, 9805, 13409, 13915, 21571, 22385, 32065, 45103, 46805, 67045, 102971, 107855, 147499, 225515, 237281, 496133, 514855, 737495, 1186405, 2480665, 5457463, 27287315]

約数ペア:

[(1, 27287315), (5, 5457463), (11, 2480665), (23, 1186405), (37, 737495), (53, 514855), (55, 496133), (115, 237281), (121, 225515), (185, 147499), (253, 107855), (265, 102971), (407, 67045), (583, 46805), (605, 45103), (851, 32065), (1219, 22385), (1265, 21571), (1961, 13915), (2035, 13409), (2783, 9805), (2915, 9361), (4255, 6413), (4477, 6095)]