28173177

素因数分解:

$3^5\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 42456960

約数和(自身を除く): 14283783

約数列:

[1, 3, 9, 27, 81, 243, 269, 431, 807, 1293, 2421, 3879, 7263, 11637, 21789, 34911, 65367, 104733, 115939, 347817, 1043451, 3130353, 9391059, 28173177]

約数ペア:

[(1, 28173177), (3, 9391059), (9, 3130353), (27, 1043451), (81, 347817), (243, 115939), (269, 104733), (431, 65367), (807, 34911), (1293, 21789), (2421, 11637), (3879, 7263)]