439490936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{21401}}^1$

素因数の和:21575

約数の個数: 32

約数和(自身を含む): 878338080

約数和(自身を除く): 438847144

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151, 302, 604, 1208, 2567, 5134, 10268, 20536, 21401, 42802, 85604, 171208, 363817, 727634, 1455268, 2910536, 3231551, 6463102, 12926204, 25852408, 54936367, 109872734, 219745468, 439490936]

約数ペア:

[(1, 439490936), (2, 219745468), (4, 109872734), (8, 54936367), (17, 25852408), (34, 12926204), (68, 6463102), (136, 3231551), (151, 2910536), (302, 1455268), (604, 727634), (1208, 363817), (2567, 171208), (5134, 85604), (10268, 42802), (20536, 21401)]