201670731

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{27427}}^1$

素因数の和:27495

約数の個数: 24

約数和(自身を含む): 313776320

約数和(自身を除く): 112105589

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 27427, 82281, 246843, 521113, 1179361, 1563339, 3538083, 4690017, 10614249, 22407859, 67223577, 201670731]

約数ペア:

[(1, 201670731), (3, 67223577), (9, 22407859), (19, 10614249), (43, 4690017), (57, 3538083), (129, 1563339), (171, 1179361), (387, 521113), (817, 246843), (2451, 82281), (7353, 27427)]