25281711

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30869}}^1$

素因数の和:30895

約数の個数: 24

約数和(自身を含む): 44946720

約数和(自身を除く): 19665009

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 30869, 92607, 216083, 277821, 401297, 648249, 1203891, 1944747, 2809079, 3611673, 8427237, 25281711]

約数ペア:

[(1, 25281711), (3, 8427237), (7, 3611673), (9, 2809079), (13, 1944747), (21, 1203891), (39, 648249), (63, 401297), (91, 277821), (117, 216083), (273, 92607), (819, 30869)]