123239528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{12763}}^1$

素因数の和:12857

約数の個数: 32

約数和(自身を含む): 248132160

約数和(自身を除く): 124892632

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 9656, 12763, 25526, 51052, 102104, 216971, 433942, 867884, 906173, 1735768, 1812346, 3624692, 7249384, 15404941, 30809882, 61619764, 123239528]

約数ペア:

[(1, 123239528), (2, 61619764), (4, 30809882), (8, 15404941), (17, 7249384), (34, 3624692), (68, 1812346), (71, 1735768), (136, 906173), (142, 867884), (284, 433942), (568, 216971), (1207, 102104), (2414, 51052), (4828, 25526), (9656, 12763)]