16181019

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 25159680

約数和(自身を除く): 8978661

約数列:

[1, 3, 9, 27, 41, 47, 123, 141, 311, 369, 423, 933, 1107, 1269, 1927, 2799, 5781, 8397, 12751, 14617, 17343, 38253, 43851, 52029, 114759, 131553, 344277, 394659, 599297, 1797891, 5393673, 16181019]

約数ペア:

[(1, 16181019), (3, 5393673), (9, 1797891), (27, 599297), (41, 394659), (47, 344277), (123, 131553), (141, 114759), (311, 52029), (369, 43851), (423, 38253), (933, 17343), (1107, 14617), (1269, 12751), (1927, 8397), (2799, 5781)]