81595269

素因数分解:

$3^5\times 7^1\times {\mathrm{47969}}^1$

素因数の和:47991

約数の個数: 24

約数和(自身を含む): 139688640

約数和(自身を除く): 58093371

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 47969, 143907, 335783, 431721, 1007349, 1295163, 3022047, 3885489, 9066141, 11656467, 27198423, 81595269]

約数ペア:

[(1, 81595269), (3, 27198423), (7, 11656467), (9, 9066141), (21, 3885489), (27, 3022047), (63, 1295163), (81, 1007349), (189, 431721), (243, 335783), (567, 143907), (1701, 47969)]