440553

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 16

約数和(自身を含む): 633600

約数和(自身を除く): 193047

約数列:

[1, 3, 19, 57, 59, 131, 177, 393, 1121, 2489, 3363, 7467, 7729, 23187, 146851, 440553]

約数ペア:

[(1, 440553), (3, 146851), (19, 23187), (57, 7729), (59, 7467), (131, 3363), (177, 2489), (393, 1121)]