163381437

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{13457}}^1$

素因数の和:13553

約数の個数: 24

約数和(自身を含む): 251933760

約数和(自身を除く): 88552323

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1349, 4047, 12141, 13457, 40371, 121113, 255683, 767049, 955447, 2301147, 2866341, 8599023, 18153493, 54460479, 163381437]

約数ペア:

[(1, 163381437), (3, 54460479), (9, 18153493), (19, 8599023), (57, 2866341), (71, 2301147), (171, 955447), (213, 767049), (639, 255683), (1349, 121113), (4047, 40371), (12141, 13457)]