627008

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:210

約数の個数: 28

約数和(自身を含む): 1269492

約数和(自身を除く): 642484

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 101, 194, 202, 388, 404, 776, 808, 1552, 1616, 3104, 3232, 6208, 6464, 9797, 19594, 39188, 78376, 156752, 313504, 627008]

約数ペア:

[(1, 627008), (2, 313504), (4, 156752), (8, 78376), (16, 39188), (32, 19594), (64, 9797), (97, 6464), (101, 6208), (194, 3232), (202, 3104), (388, 1616), (404, 1552), (776, 808)]