39921261

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 60119040

約数和(自身を除く): 20197779

約数列:

[1, 3, 19, 23, 37, 57, 69, 111, 437, 703, 823, 851, 1311, 2109, 2469, 2553, 15637, 16169, 18929, 30451, 46911, 48507, 56787, 91353, 359651, 578569, 700373, 1078953, 1735707, 2101119, 13307087, 39921261]

約数ペア:

[(1, 39921261), (3, 13307087), (19, 2101119), (23, 1735707), (37, 1078953), (57, 700373), (69, 578569), (111, 359651), (437, 91353), (703, 56787), (823, 48507), (851, 46911), (1311, 30451), (2109, 18929), (2469, 16169), (2553, 15637)]