78647128

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7129}}^1$

素因数の和:7339

約数の個数: 32

約数和(自身を含む): 169408800

約数和(自身を除く): 90761672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 788, 1379, 1576, 2758, 5516, 7129, 11032, 14258, 28516, 49903, 57032, 99806, 199612, 399224, 1404413, 2808826, 5617652, 9830891, 11235304, 19661782, 39323564, 78647128]

約数ペア:

[(1, 78647128), (2, 39323564), (4, 19661782), (7, 11235304), (8, 9830891), (14, 5617652), (28, 2808826), (56, 1404413), (197, 399224), (394, 199612), (788, 99806), (1379, 57032), (1576, 49903), (2758, 28516), (5516, 14258), (7129, 11032)]