289221896

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{2389}}^1$

素因数の和:2841

約数の個数: 32

約数和(自身を含む): 558543000

約数和(自身を除く): 269321104

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 409, 818, 1636, 2389, 3272, 4778, 9556, 15133, 19112, 30266, 60532, 88393, 121064, 176786, 353572, 707144, 977101, 1954202, 3908404, 7816808, 36152737, 72305474, 144610948, 289221896]

約数ペア:

[(1, 289221896), (2, 144610948), (4, 72305474), (8, 36152737), (37, 7816808), (74, 3908404), (148, 1954202), (296, 977101), (409, 707144), (818, 353572), (1636, 176786), (2389, 121064), (3272, 88393), (4778, 60532), (9556, 30266), (15133, 19112)]