387987651

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{31307}}^1$

素因数の和:31342

約数の個数: 28

約数和(自身を含む): 615953592

約数和(自身を除く): 227965941

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131, 12393, 31307, 93921, 281763, 532219, 845289, 1596657, 2535867, 4789971, 7607601, 14369913, 22822803, 43109739, 129329217, 387987651]

約数ペア:

[(1, 387987651), (3, 129329217), (9, 43109739), (17, 22822803), (27, 14369913), (51, 7607601), (81, 4789971), (153, 2535867), (243, 1596657), (459, 845289), (729, 532219), (1377, 281763), (4131, 93921), (12393, 31307)]