681036728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{5007623}}^1$

素因数の和:5007646

約数の個数: 16

約数和(自身を含む): 1352058480

約数和(自身を除く): 671021752

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 5007623, 10015246, 20030492, 40060984, 85129591, 170259182, 340518364, 681036728]

約数ペア:

[(1, 681036728), (2, 340518364), (4, 170259182), (8, 85129591), (17, 40060984), (34, 20030492), (68, 10015246), (136, 5007623)]