81288194

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2789}}^1$

素因数の和:2882

約数の個数: 32

約数和(自身を含む): 140616000

約数和(自身を除く): 59327806

約数列:

[1, 2, 13, 19, 26, 38, 59, 118, 247, 494, 767, 1121, 1534, 2242, 2789, 5578, 14573, 29146, 36257, 52991, 72514, 105982, 164551, 329102, 688883, 1377766, 2139163, 3126469, 4278326, 6252938, 40644097, 81288194]

約数ペア:

[(1, 81288194), (2, 40644097), (13, 6252938), (19, 4278326), (26, 3126469), (38, 2139163), (59, 1377766), (118, 688883), (247, 329102), (494, 164551), (767, 105982), (1121, 72514), (1534, 52991), (2242, 36257), (2789, 29146), (5578, 14573)]