71219944

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{21247}}^1$

素因数の和:21672

約数の個数: 16

約数和(自身を含む): 133862400

約数和(自身を除く): 62642456

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 21247, 42494, 84988, 169976, 8902493, 17804986, 35609972, 71219944]

約数ペア:

[(1, 71219944), (2, 35609972), (4, 17804986), (8, 8902493), (419, 169976), (838, 84988), (1676, 42494), (3352, 21247)]