16800000009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{18729097}}^1$

素因数の和:18729136

約数の個数: 16

約数和(自身を含む): 25171907712

約数和(自身を除く): 8371907703

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 18729097, 56187291, 243478261, 430769231, 730434783, 1292307693, 5600000003, 16800000009]

約数ペア:

[(1, 16800000009), (3, 5600000003), (13, 1292307693), (23, 730434783), (39, 430769231), (69, 243478261), (299, 56187291), (897, 18729097)]