287679417

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{25057}}^1$

素因数の和:25192

約数の個数: 16

約数和(自身を含む): 396918720

約数和(自身を除く): 109239303

約数列:

[1, 3, 43, 89, 129, 267, 3827, 11481, 25057, 75171, 1077451, 2230073, 3232353, 6690219, 95893139, 287679417]

約数ペア:

[(1, 287679417), (3, 95893139), (43, 6690219), (89, 3232353), (129, 2230073), (267, 1077451), (3827, 75171), (11481, 25057)]