51869079

素因数分解:

$3^7\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 80018880

約数和(自身を除く): 28149801

約数列:

[1, 3, 9, 27, 37, 81, 111, 243, 333, 641, 729, 999, 1923, 2187, 2997, 5769, 8991, 17307, 23717, 26973, 51921, 71151, 80919, 155763, 213453, 467289, 640359, 1401867, 1921077, 5763231, 17289693, 51869079]

約数ペア:

[(1, 51869079), (3, 17289693), (9, 5763231), (27, 1921077), (37, 1401867), (81, 640359), (111, 467289), (243, 213453), (333, 155763), (641, 80919), (729, 71151), (999, 51921), (1923, 26973), (2187, 23717), (2997, 17307), (5769, 8991)]