72705843

素因数分解:

$3^5\times 7^1\times {\mathrm{42743}}^1$

素因数の和:42765

約数の個数: 24

約数和(自身を含む): 124470528

約数和(自身を除く): 51764685

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 42743, 128229, 299201, 384687, 897603, 1154061, 2692809, 3462183, 8078427, 10386549, 24235281, 72705843]

約数ペア:

[(1, 72705843), (3, 24235281), (7, 10386549), (9, 8078427), (21, 3462183), (27, 2692809), (63, 1154061), (81, 897603), (189, 384687), (243, 299201), (567, 128229), (1701, 42743)]