64881921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1\times {\mathrm{1367}}^1$

素因数の和:2600

約数の個数: 16

約数和(自身を含む): 93308544

約数和(自身を除く): 28426623

約数列:

[1, 3, 13, 39, 1217, 1367, 3651, 4101, 15821, 17771, 47463, 53313, 1663639, 4990917, 21627307, 64881921]

約数ペア:

[(1, 64881921), (3, 21627307), (13, 4990917), (39, 1663639), (1217, 53313), (1367, 47463), (3651, 17771), (4101, 15821)]