128994776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{9391}}^1$

素因数の和:9515

約数の個数: 32

約数和(自身を含む): 258655680

約数和(自身を除く): 129660904

約数列:

[1, 2, 4, 8, 17, 34, 68, 101, 136, 202, 404, 808, 1717, 3434, 6868, 9391, 13736, 18782, 37564, 75128, 159647, 319294, 638588, 948491, 1277176, 1896982, 3793964, 7587928, 16124347, 32248694, 64497388, 128994776]

約数ペア:

[(1, 128994776), (2, 64497388), (4, 32248694), (8, 16124347), (17, 7587928), (34, 3793964), (68, 1896982), (101, 1277176), (136, 948491), (202, 638588), (404, 319294), (808, 159647), (1717, 75128), (3434, 37564), (6868, 18782), (9391, 13736)]