128575352

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{30497}}^1$

素因数の和:30551

約数の個数: 32

約数和(自身を含む): 263502720

約数和(自身を除く): 134927368

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 30497, 60994, 121988, 243976, 518449, 945407, 1036898, 1890814, 2073796, 3781628, 4147592, 7563256, 16071919, 32143838, 64287676, 128575352]

約数ペア:

[(1, 128575352), (2, 64287676), (4, 32143838), (8, 16071919), (17, 7563256), (31, 4147592), (34, 3781628), (62, 2073796), (68, 1890814), (124, 1036898), (136, 945407), (248, 518449), (527, 243976), (1054, 121988), (2108, 60994), (4216, 30497)]