201912789

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{39521}}^1$

素因数の和:39668

約数の個数: 16

約数和(自身を含む): 292146624

約数和(自身を除く): 90233835

約数列:

[1, 3, 13, 39, 131, 393, 1703, 5109, 39521, 118563, 513773, 1541319, 5177251, 15531753, 67304263, 201912789]

約数ペア:

[(1, 201912789), (3, 67304263), (13, 15531753), (39, 5177251), (131, 1541319), (393, 513773), (1703, 118563), (5109, 39521)]