7897743

素因数分解:

$3^5\times 7^1\times {\mathrm{4643}}^1$

素因数の和:4665

約数の個数: 24

約数和(自身を含む): 13523328

約数和(自身を除く): 5625585

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 4643, 13929, 32501, 41787, 97503, 125361, 292509, 376083, 877527, 1128249, 2632581, 7897743]

約数ペア:

[(1, 7897743), (3, 2632581), (7, 1128249), (9, 877527), (21, 376083), (27, 292509), (63, 125361), (81, 97503), (189, 41787), (243, 32501), (567, 13929), (1701, 4643)]