156956996

素因数分解:

$2^2\times 7^2\times {\mathrm{800801}}^1$

素因数の和:800819

約数の個数: 18

約数和(自身を含む): 319519998

約数和(自身を除く): 162563002

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 800801, 1601602, 3203204, 5605607, 11211214, 22422428, 39239249, 78478498, 156956996]

約数ペア:

[(1, 156956996), (2, 78478498), (4, 39239249), (7, 22422428), (14, 11211214), (28, 5605607), (49, 3203204), (98, 1601602), (196, 800801)]