156623289

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{4157}}^1$

素因数の和:4840

約数の個数: 16

約数和(自身を含む): 220207680

約数和(自身を除く): 63584391

約数列:

[1, 3, 19, 57, 661, 1983, 4157, 12471, 12559, 37677, 78983, 236949, 2747777, 8243331, 52207763, 156623289]

約数ペア:

[(1, 156623289), (3, 52207763), (19, 8243331), (57, 2747777), (661, 236949), (1983, 78983), (4157, 37677), (12471, 12559)]