12781703997

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4396871}}^1$

素因数の和:4396913

約数の個数: 24

約数和(自身を含む): 20577360960

約数和(自身を除く): 7795656963

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 4396871, 13190613, 39571839, 74746807, 83540549, 224240421, 250621647, 672721263, 751864941, 1420189333, 4260567999, 12781703997]

約数ペア:

[(1, 12781703997), (3, 4260567999), (9, 1420189333), (17, 751864941), (19, 672721263), (51, 250621647), (57, 224240421), (153, 83540549), (171, 74746807), (323, 39571839), (969, 13190613), (2907, 4396871)]