71707792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{344749}}^1$

素因数の和:344770

約数の個数: 20

約数和(自身を含む): 149621500

約数和(自身を除く): 77913708

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 344749, 689498, 1378996, 2757992, 4481737, 5515984, 8963474, 17926948, 35853896, 71707792]

約数ペア:

[(1, 71707792), (2, 35853896), (4, 17926948), (8, 8963474), (13, 5515984), (16, 4481737), (26, 2757992), (52, 1378996), (104, 689498), (208, 344749)]