67656321

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2287}}^1$

素因数の和:2485

約数の個数: 24

約数和(自身を含む): 103509120

約数和(自身を除く): 35852799

約数列:

[1, 3, 9, 19, 57, 171, 173, 519, 1557, 2287, 3287, 6861, 9861, 20583, 29583, 43453, 130359, 391077, 395651, 1186953, 3560859, 7517369, 22552107, 67656321]

約数ペア:

[(1, 67656321), (3, 22552107), (9, 7517369), (19, 3560859), (57, 1186953), (171, 395651), (173, 391077), (519, 130359), (1557, 43453), (2287, 29583), (3287, 20583), (6861, 9861)]