339933153

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 525533184

約数和(自身を除く): 185600031

約数列:

[1, 3, 7, 21, 127, 197, 381, 591, 647, 889, 1379, 1941, 2667, 4137, 4529, 13587, 25019, 75057, 82169, 127459, 175133, 246507, 382377, 525399, 575183, 892213, 1725549, 2676639, 16187293, 48561879, 113311051, 339933153]

約数ペア:

[(1, 339933153), (3, 113311051), (7, 48561879), (21, 16187293), (127, 2676639), (197, 1725549), (381, 892213), (591, 575183), (647, 525399), (889, 382377), (1379, 246507), (1941, 175133), (2667, 127459), (4137, 82169), (4529, 75057), (13587, 25019)]