193981787

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1291}}^1$

素因数の和:1490

約数の個数: 16

約数和(自身を含む): 207381504

約数和(自身を除く): 13399717

約数列:

[1, 31, 37, 131, 1147, 1291, 4061, 4847, 40021, 47767, 150257, 169121, 1480777, 5242751, 6257477, 193981787]

約数ペア:

[(1, 193981787), (31, 6257477), (37, 5242751), (131, 1480777), (1147, 169121), (1291, 150257), (4061, 47767), (4847, 40021)]