42730449

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{20261}}^1$

素因数の和:20320

約数の個数: 16

約数和(自身を含む): 61596480

約数和(自身を除く): 18866031

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 20261, 60783, 384959, 749657, 1154877, 2248971, 14243483, 42730449]

約数ペア:

[(1, 42730449), (3, 14243483), (19, 2248971), (37, 1154877), (57, 749657), (111, 384959), (703, 60783), (2109, 20261)]